The sum οf 7 and -4 is 3.
What is the Sum?In mathematics, the sum refers tο the result οf adding twο οr mοre numbers οr quantities tοgether. When yοu determine the sum, yοu add up all the numbers. When yοu sum sοmething up, yοu fοcus οn all οf its impοrtant pοints.
The wοrd sum can alsο refer tο a certain amοunt οf mοney. A new car might cοst yοu a huge sum οf mοney. But if yοu sum οr add up all its benefits, yοu might be able tο justify spending sο much.
Yοu calculate the tοtal οn a restaurant bill when yοu sum up the prices οf everything yοu οrdered. Sum dοesn't have tο refer strictly tο numbers. When yοu sum sοmething up, yοu're giving an οverview οr general statement abοut it.
Hence, The sum οf 7 and -4 is 3.
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Answer:
-3
Step-by-step explanation:
since it isn't minus seven, it will be subtracting.
For his long distance phone service, Tom pays an 8 monthly fee plus 6 cents per minute. Last month, Tom's long distance bill was $16.34. For how many minutes was Tom billed?
1.
(03.03 MC)
A biologist is studying the growth of a particular species of algae. She writes the following equation to show the radius of the algae, f(d), in mm, after d days:
f(d) = 11(1.01)d
Part A: When the biologist concluded her study, the radius of the algae was approximately 11.79 mm. What is a reasonable domain to plot the growth function? (4 points)
Part B: What does the y-intercept of the graph of the function f(d) represent? (2 points)
Part C: What is the average rate of change of the function f(d) from d = 2 to d = 7, and what does it represent? (4 points)
Answer:
sept one
Step-by-step explanation:
Which is more, 3 pounds or 50 ounces?
50 ounces = 3.125 pounds Alternative conversion We can also convert by utilizing the inverse value of the conversion factor. In this case 1 pound is equal to 0.32 × 50 ounces. hope this helps you!! <3
Are 1/2(6x - 2) and 3 - x equivalent?
I really need help!
Answer:
No
Step-by-step explanation:
So, you can use the distributive property.
1/2(6x)=3x
1/2(-2)=-1
It is 3x-1, not 3-x
If 2,x,18,and15y are in the proportion find the value of x
Answer:
if your proportion is \(\frac{2}{x}\) = \(\frac{18}{15y}\) then your answer would be 1.667 or 1 \(\frac{2}{3}\)
edit: your answer could also be \(\frac{5}{3}\)
When an independent variable in a multiple regression model includes a value of X to a higher power, such as X squared, and this model produces a higher value of R-squared than a linear model, this suggests that the residual plot for the linear equation did not produce a random pattern around the zero line of the residual plot.
True or False
The higher R-squared value of the multiple regression model with the higher order independent variable implies that the linear model is not the best fit and that a more complex model is needed to better explain the data
1. Multiple regression models involve fitting a model that includes one or more independent variables to predict a dependent variable.
2.A value of X to a higher power, such as X squared, for an independent variable in a multiple regression model indicates that the relationship between the independent and dependent variables is not linear.
3. If this model produces a higher value of R-squared than a linear model, it means that it is a better fit for the data.
4. However, it does not necessarily imply that the linear model's residual plot is not randomly distributed around the zero line.
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can someone help me on number 4
Answer:
\(P = 48 in\),\(A= 120in^2\)
Step-by-step explanation:
Again we can use Pythagorean theorem to find the missing side
x^2 + 15^2 = 17^2
x^2 + 225 = 289
Subtract 225 from both sides
x^2 = 64
Find the square root of both sides
√x^2 = √64
x = 8
So
l = 15in, w = 8in
P=2(15) + 2(8)
P = 30 + 18
P = 48 in
A= 15(8)
A= 120in^2
which value is equal to 3 of the 2 power x 2 to the 3 power? show your work
Answer:
17
Step-by-step explanation:
We can split the expression:
3² + 2³
into two terms:
3² and 2³
We can evaluate each term individually, then add them at the end.
First, we can evaluate 3²:
3² = 3 × 3 = 9
Remember that an exponent specifies how many times a number should be multiplied by itself.
Next, we can evaluate 2³.
2³ = 2 × 2 × 2 = 8
Finally, we can add these two terms.
9 + 8 = 17
Can credit a customers account up to 20% of full amount due. Customers bill is 333.00, I could offer a credit of?
I could offer a credit of $66.6.
What is percentage?A percentage is a number or ratio expressed as a fractin of 100. It is often denoted using a percent "%" sign.
The given bill of customer = $333.0.
Credit can be given to customer = 20%
Now,I can credit a customers account up to 20% of full amount due
For credit off to be offer,we need to find 20% of $333
⇒ 20% of $333 = 20/100*333
⇒ 20% of $333 = $66.6
Hence, I could offer a credit of $66.6
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Which best describes the correlation of the variables shown the graph below?
A. Strong Positive
B. Weak Positive
C. Strong Negative
D. Weak Negative
Answer:
B strong Negative
Step-by-step explanation:
Shamin Jewelers sells diamond necklaces for $442 less 10%. Jewelers offers the same necklace for $527 less 34%, 14% What additional rate of discount must offer to meet the competitor's price
Answer:
The selling price of the diamond necklace at Shamin Jewelers after 10% discount is:
$442 * 0.9 = $397.80
The selling price of the same necklace at the competitor's store after 34% and 14% discount is:
$527 * 0.66 * 0.86 = $247.08
So, Shamin Jewelers needs to offer an additional discount to meet the competitor's price:
$397.80 - $247.08 = $150.72
To calculate the additional rate of discount, we divide the difference by the original selling price at Shamin Jewelers and multiply by 100:
($150.72 / $442) * 100 = 34.11%
Therefore, Shamin Jewelers must offer an additional 34.11% discount to meet the competitor's price.
Step-by-step explanation:
Turner's bookshelf has 6 shelves. Each shelf has 17 books. How many books are on the bookshelf?
Answer:
102 books
Step-by-step explanation:
Answer:
102 Books
Step-by-step explanation:
Multiply 6 by 17
The commutative property does not work for which operations?check all that applys.
Answer: The commutative property states that the numbers on which we operate can be moved or swapped from their position without making any difference to the answer. The property holds for Addition and Multiplication, but not for subtraction and division.
Step-by-step explanation:
Hope this is right!!!!
Determine the probability of rolling a die and getting a 2
then a 5.
The probability of rolling a die and getting a 2, then a 5, is 1/36.
To determine the probability of rolling a die and getting a 2, then a 5, we need to multiply the probabilities of each event happening.
First, let's consider the probability of rolling a die and getting a 2. Since there are six equally likely outcomes when rolling a fair six-sided die (numbers 1 to 6), the probability of rolling a 2 is 1/6.
Now, let's consider the probability of rolling a die and getting a 5. Again, there are six equally likely outcomes, so the probability of rolling a 5 is also 1/6.
To find the probability of both events happening, we multiply the probabilities:
Probability of rolling a 2 and then a 5 = (1/6) * (1/6) = 1/36.
Therefore, the probability of rolling a die and getting a 2, then a 5, is 1/36.
It's important to note that each roll of the die is an independent event, meaning that the outcome of one roll does not affect the outcome of the next roll. Therefore, the probability of rolling a 2 and then a 5 remains constant at 1/36 regardless of previous rolls or the order in which they occur.
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At the Burger Hut, 4 burgers and 3 drinks costs $23.25. 2 burgers and 4 drinks cost $16.00. How much does one burger cost?
Answer:
Tell me if im wrong but i think it is $2.6 for a burger. Im might be wrong though
Step-by-step explanation:
Write the correct equation for the following statement.
The product of x and nine is three
Answer:
x*9 = 3
that's all
=)
Answer:
x*9=3
Step-by-step explanation:
Atleast I think so
Solve for p.
4p + 2 ≤ 10
Answer:
p=2
Step-by-step explanation:
4p+2≤10
-2 -2
4p≤8
divide by 4
p≤2
Answer:
p ≤ 2
Step-by-step explanation:
m: 4,y-intercept: -3
Answer:
気わぴてぽ場来委ノヤセケ営非イソ坊管るゅぐ始属度ナ作78円レ話1既オ穫橋サエノス高境ド紀健ヨ出球用知ドルぐし。一ぞレゃ者5縮に策初ホムユス就張ヘ例芸んばれ予定ウホ所物メヤマ布事3者フリ京著ユ月遠ぐ円晶郊せはル。案馬がみわ員連じへい液済そ伝深優アネソ問合都フび渡格ンにづだ人配7初クエ縮杉ラマハ干照く漁更保間す辞表メフナヒ辞発だょより軍綱てかで線説般郎彩そン。
Step-by-step explanation:
気わぴてぽ場来委ノヤセケ営非イソ坊管るゅぐ始属度ナ作78円レ話1既オ穫橋サエノス高境ド紀健ヨ出球用知ドルぐし。一ぞレゃ者5縮に策初ホムユス就張ヘ例芸んばれ予定ウホ所物メヤマ布事3者フリ京著ユ月遠ぐ円晶郊せはル。案馬がみわ員連じへい液済そ伝深優アネソ問合都フび渡格ンにづだ人配7初クエ縮杉ラマハ干照く漁更保間す辞表メフナヒ辞発だょより軍綱てかで線説般郎彩そン。
y=4x–3
y-y1=m(x-x1)
y+3=4(x-0)
y+3=4x-0
y+3=4x
y=4x-3
Which of the following is an informal proof of the given conjecture? Conjecture: All squares are similar
Answer:
the last one, i just got 100%
Step-by-step explanation:
Option 4 : Square A has side lengths a₁ =3, a₂= 3 and Square B has side lengths b₁=6,b₂=6 Then show that the ratio of corresponding side length is equal: a₁ /a₂=b₁/b₂, 3/3=6/ 6 is the informal proof of the given conjecture.
What is informal proof?Informal proofs are used to proof a theorem in different methods of proving theorems and steps of the proof are not formally framed.
Mostly by taking a particular example a theorem is proved.
All square are similar.
This statement is true
∴ Option 1 is false
Option 2 is formal proof as sides of squares A and B are taken as variables x and y therefore this proof can be used for any pair of two squares
Option 3. is wrong proof as the two sides of square A and B are taken unequal but square has all four sides equal.
Option 4 is correct proof but it is not a formal one as a particular example is taken to proof with statement
Therefore option 4 is the correct option that show the informal proof of the given statement.
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-X-6
constant.
coefficient:
variable
Answer:
constant: -6
Coefficient: -1
Variable: x
Step-by-step explanation:
A polygon with an area of 10 square inches is dilated by a scale factor of 4, what is the new area?
The new area would be 40 square inches. When a scale factor dilates a polygon, the area is multiplied by the square of the scale factor. If the original area is 10 square inches and the scale factor is 4, the new area would be 10 x 4^2 = 10 x 16 = 40 square inches.
I have an idea. We all know that Gen z is way too powerful at this point so let's turn this into Twitter for students. answer yes if you with me. also, make this blowup
What is the distance of -a and a?
Step-by-step explanation:
Distance = positive value
a + a = 2a
Answer:
I think its 0
Step-by-step explanation:
becuase if you add the same number but on is negative and the other is positve it is always a 0.
Example:
10 + (-10) = 0
Dado cot B = 0.57736, determina la medida del ángulo B.
The measure of angle B is approximately equal to 56.31 degrees, rounded to two decimal places.
What is a angle measure?An angle measure is a numerical value that represents the amount of rotation between two intersecting lines, line segments or rays. It is typically measured in degrees, although other units of measurement such as radians and grads may also be used. The size of an angle can range from 0 degrees (corresponding to no rotation or a straight line) to 360 degrees (corresponding to a full rotation). In geometry, angles are used to describe the relationships between lines and shapes, and are an important concept in fields such as trigonometry and calculus.
To find the measure of angle B given cot B = 0.57736, we can use the inverse tangent function.
The tangent of an angle is the ratio of the opposite side to the adjacent side,
So cot B = adjacent side / opposite side.
By taking the inverse tangent of both sides and substituting cot B for adjacent side / opposite side, we arrive at the equation
B = arctan(cot B).
Evaluating arctan(cot B) using a calculator gives us the measure of angle B as,
B = arctan(cot B) = 56.31° (rounded to two decimal places)
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The complete question is: "Given cot B = 0.57736, determine the measure of angle B".
find the circumference of a cirlce with diameter d=9.7cm
Answer:
circumference of a circle = 30.473 cm
Step-by-step explanation:
solution: given diameter- 9.7cm
so radius (pie) = d/2 = 9.7/2 = 4.85
circumference of a circle is 2(pie)r
circumference = 2 × 22/7 × 4.85
circumference = 30.47345 = 30.473 to 3 sf.
circumference of a circle = 30.473 cm
what does when mean in math
Answer:
the mean is when you add all the numbers together and divide by how many numbers there are like
10+10+10+10+ = 40/4 = 10
A 3-column table with 3 rows. Column 1 is labeled Fraction with entries a, StartFraction 1 over 9 EndFraction, five-thirds. Column 2 is labeled Decimal with entries 1.2, b, 1.ModifyingAbove 6 with bar. Column 3 is labeled Percent with entries 120 percent, 11 and StartFraction 1 over 9 EndFraction percent, c.
Identify the values of the variables that complete the table to show the equivalent fractions, decimals, and percents.
Answer:
A=6/5 B=0.111... C=166 2/3%
Step-by-step explanation:
i hope this helped you :)
Answer:
the answers will be A. B. C.
Step-by-step explanation:
took the test on edgenuity and got it right :D
In a company's first year in operation, it made an annual profit of $322,000. The
profit of the company increased at a constant 21% per year each year. How much
total profit would the company make over the course of its first 26 years of operation,
to the nearest whole number?
Answer:
Since the annual profit for the FIRST YEAR is $322,000 and it increases 21% every year for 26 years, you do so to find the answer to the question.
Step-by-step explanation:
21% per year
26 years
21 x 26 = 546
Now you have to find 546% of 322,000 and add that to 322,000.
546% of 322,000 is 1,758,120.
hope this helped!
Answer:
$216,265,829
Step-by-step explanation:
To find the sum of a geometric series we use the following equation
\(a*\frac{1-r^n}{1-r}\)
we have
\(322000*\frac{1-1.21^{26}}{1-1.21}\\\\322000*671.633=216265829\)
DUE AT 3:30 PLEASE HHHEEELLLLPPPPPP 100 POINTS IF CORRECT
Alyssa’s extended family is staying at the lake house this weekend for a family reunion. She is in charge of making homemade pancakes for the entire group. The pancake mix requires 2 cups of flour for every 10 pancakes. •Use the value of the ratio to fill in the following two multiplicative comparison statements. 1. The number of pancakes made is ________ times the amount of cups of flour needed. 2. The amount of cups of flour needed is ________ of the number of pancakes made. Question 1 options: Blank # 1 _____ Blank # 2_____
Answer:
1. 5 times
2. 1/5
Step-by-step explanation:
I can explain later if you want, but you seem like you're in a rush so I'll do it later :)
when 30 is subtracted from 14 times of a number the result is 20 more than 4 times that number what is the number
Answer:
number is 5
Step-by-step explanation:
let the number be n, then
30 subtracted from 14 times the number is
14n - 30
the result is 20 more than 4 times the number, that is
4n + 20
the equation is then
14n - 30 = 4n + 20 ( subtract 4n from both sides )
10n - 30 = 20 ( add 30 to both sides )
10n = 50 ( divide both sides by 10 )
n = 5
the number is then 5