Seventy percent of a roof, or 1400 square feet of the roof, has been re-shingled. What is the total area of the roof? 2000 sq ft 9800 sq ft 20,000 sq ft 98,000 sq ft.

Answers

Answer 1

A

Step-by-step explanation:


Related Questions

If f(1) = 7 and f(n) = -3f(n − 1) then find the value of f(6).

Answers

Answer:

  -1701

Step-by-step explanation:

The recursion relation tells you each term of the sequence is -3 times the previous term. Then the first 6 terms are ...

  7, -21, 63, -189, 567, -1701

The value of f(6) is -1701.

_____

Additional comment

The explicit formula for a geometric sequence with first term 7 and common ratio -3 is ...

  f(n) = 7×(-3)^(n-1)

Then f(6) is ...

  f(6) = 7×(-3)^5 = 7×(-243) = -1701

I need help with this math

Answers

Answer:

50 i hope your helpful

......

Answer:

it is 50

Step-by-step explanation:

i really hope this helped bestie!

6x−4=26 what is the answer

Answers

The answer is 26 , ur welcome

Answer:

-24

Step-by-step explanation:

6×-4=-24(divide by 4)

=-6(divide by 26)

=-0,23

10 Points If anyone helps me with this problem right now!

Answers

Answer: Bottom right

Step-by-step explanation:

5^0 = 1

1^-4 = 1

5^6 / 1 = 5^6

So the answer is the bottom right

A cheerleading team plans to sell t-shirts as a fundraiser. The team's
goal is to make a profit of at least $1271. The profit on each t-shirt sold
is $6.20. The team's goal is written as the inequality shown below.
6.20t 21271 where t=number of t-shirts sold
Which graph represents the solution to this inequality?

Answers

Answer: the answer is C

What are the solutions of this quadratic equation x2 +x 8x 3 = 0

Answers

Answer:

-4 ± √13

Step-by-step explanation:

2
Which equation describes a linear function?


O 4x2 + 5y2 = 6
+
O 4r + 5y = 6
0 4x² + 5y = 6
4x + 5y2 = 6

Answers

Answer:

See below.

Step-by-step explanation:

The answer is 4x+5y=6.

A linear function has a single slope. A function with exponents will not be linear.

-hope it helps

Find the slope of the line that contains (3,-2) and (4,3).​

Answers

Answer:

m = 5

Step-by-step explanation:

Recall that "slope" = rise/run.

Moving from the first point to the second, we see a 'run' of 1 and a 'rise' of 5.  Thus, the slope of the line containing these two points is

m = rise/run = 5/1, or m = 5

A businessman bought a personal computer for $10,768. Calculate the selling price of the personal computer if he made a profit of 12 percentage​

Answers

Answer:

$12,060

Step-by-step explanation:

LET selling price be rep by x

since he made a profit of 12%, we then add to 100%

100% + 12% = 112%.

to find the selling price, we multiply cost price  by 112%

112% x $10768 =

112 / 100  x $10,768

=  1.12 x $10,768  = 12,060

selling price = $12,060.

Answer:

12060.16

Step-by-step explanation:

Hi! I need help, I can never figure these out!
Question: "A rectangular pool has a length that is 13 meters longer than its width. Its perimeter is 74 meters. What is the width of this pool?"

Thank you !!

Answers

We dont talk about math math math math math

Step-by-step explanation:

are you in high school? if you are.... i cant help you but i want to say watch encanto and Iron man 1 2 and 3

Similar Figures/Proportion

Answers

Answer:

around 40.2

Step-by-step explanation:

To find this you can cross multiply.

(11/15) = (x/58.8). Solve for x

So, the measure of NO is 43.12.

Urgent! Ans pls
if p=-2, find the value of -2p³-3p²+4p+7

Answers

Answer:

3

Step-by-step explanation:

[tex]-2(-2)^3 - 3(-2)^2 + 4(-2) + 7\\= -2(-8) - 3(4) - 8 + 7\\= 16 - 12 - 8 + 7\\ = 3[/tex]

The answer is 3. All you need to do is plug -2 in place of all the letter P’s. Hope this helps :)

∠BCD is an exterior angle of ∆ABC. If ∠BCD= 3∠A = x and ∠B = 80°, find the value of x.w

Answers

Answer:

[tex] \tt{✧ \: S \: O \: L \: U \: T \: I \: O \: N : }[/tex]

[tex] \large{ \tt{✿ \: 3x = x + 80 \degree}}[/tex] [ Exterior angle is equal to the sum of two non - adjacent interior angles ]

[tex] \longrightarrow \: \tt{3x - x = 80 \degree}[/tex]

[tex] \longrightarrow \tt{2x = 80 \degree}[/tex]

[tex] \longrightarrow \tt{x = \frac{80 \degree}{2} }[/tex]

[tex] \longrightarrow{ \boxed{ \tt{x = 40 \degree}}}[/tex]

Hence , the value of x is 40° .

Hope this helps! ( ╹▽╹ )

how many days are in 12,000 centuries

Answers

Answer: 438000000 days.

Step-by-step explanation: I'm not joking, it's actually 438000000 days.

90M+5857-990+54758-123+47483=

Answers

Answer:

90,106,985

Step-by-step explanation:

90,000,000

5,857

54,758

+ 47,483

------------------

90,108,098

990

- 123

------------------

90,106,985

Answer:

i don't know if you need it still but the answer is 90106985

Complete the sentence.
is 10 times as much as 60.

Answers

Answer:

10 times as much as 60 equals 600

Step-by-step explanation:

10x60=600

Answer:

10 times as much as 60 is 600

Step-by-step explanation:

60×10=600

If 7 men can do a certain job in 12 days, how long would it take 6 mens to do the same job?

Answers

Answer:

about 10 days

Step-by-step explanation:

Help Please, this question is kinda hard for me

Answers

Answer:

p = 44

Step-by-step explanation:

steps:

A. multiply through by the L.C.M (4).

Which of the following statements shows the distributive property?
5 + (4 – 2) = 9 + 3
5 + (4 – 2) = 20 – 10
5(4 – 2) = 20 – 10
5(4 – 2) = 9 – 7​

Answers

5(4-2) = 20-10

a(b-c) = ab-ac

5z 3 −2z 4 −9z 2 z5, z, cubed, minus, 2, z, start superscript, 4, end superscript, minus, 9, z, squared, plus, z What is the degree of the polynomial?.

Answers

Answer:

The degree of the polynomial is 4

Step-by-step explanation:

How to subtract mixed fractions with same denominators.

Answers

first , subtract the whole number
then , subtract the fraction. Subtract the numerators and keep the denominator the same.
Finally u simplify

Answer:Rewrite the problem in vertical form.

Compare the two fractions.

If the top fraction is larger than the bottom fraction, go to Step 3.

If not, in the top mixed number, take one whole and add it to the fraction part, making a mixed number with an improper fraction.

Subtract the fractions.

Subtract the whole numbers.

Simplify, if possible.

Step-by-step explanation:

I find this question very confusing.

Answers

The answer is 43.7, just plug the given information into the given equation
They answer to the that questions is 43.7

HELPPPPPPPP!!! the answer choices are 58 49 42 55!!!!!

Answers

You have to add 6 and 5 together to get 11 and then you will have to multiply 11 by 5 to get 55. And the answer is 55

can someone help me with this please ?????​

Answers

The answer is B I know it correct I got the same thing

Answer:

180 - 55 = 125

The correct answer is B.

GRADUATION In Grade 12 class of 100 students, 91 went to the Grade 12 graduation. If two people are chosen at random from the entire class, what is the probability that at least one of them did not go to graduation?

Answers

Probabilities are used to determine the chances of events

The probability that at least one of them did not go to graduation is 0.173

How to calculate the probability

The number of students in Grade 12 class is:

n = 100

The number of students that went to the graduation is

p = 91

The above means that:

q = 9 --- the number of students that did not attend the graduation

So, the probability that at least two students do not attend the graduation is:

Pr = P(None) + P(One)

So, we have:

[tex]Pr = 9/100 * 8/99 + 9/100 * 91/99 + 91/100 * 9/99[/tex]

Evaluate

Pr = 0.173

Hence, the probability that at least one of them did not go to graduation is 0.173

Read more about probability at:

https://brainly.com/question/25870256

Clare sketches a rectangular prism with a height of 11 and a square base and labels the edges of the base LaTeX: 8. She asks Han what he thinks will happen to the volume of the rectangular prism if she triples LaTeX: 8. Han says the volume will be 9 times bigger. Is he right? Explain or show your reasoning.

Answers

The volume will be 9 times increased if she triples the dimension of the square. So, yes, he is right because 3 is 2 times in the formula.

What is Geometry?

It deals with the size of geometry, region, and density of the different forms both 2D and 3D.

Given

Clare sketches a rectangular prism with a height of 11 and a square base and labels the edges of the base 8.

The side of the square is 8.

The height of the prism is 11.

Volume = Area of square × height.

The volume of the original prism will be.

[tex]\rm V_1 = 8 * 8 * 11\\\\V_1 = 704[/tex]

If she triples the side of the square.

Then dimensions will be

The side of the square is 24.

The height of the prism is 11.

The volume of the modified prism will be.

[tex]\rm V_2 = 24 * 24* 11\\\\V_2 = 9*704\\\\V_2 = 9 \ Times \ of \ V_1[/tex]

Thus, the volume will be 9 times bigger. So, yes, he is right because 3 is 2 times in the formula.

More about the geometry link is given below.

https://brainly.com/question/7558603

If f(x) = 2x - 2, find f(3)

Answers

Step-by-step explanation:

f(3)= 2(3)-2

=6-2

=4

easy peasy

Answer:

[tex] \displaystyle{f(x) = 2x - 2}[/tex]

When x=3

[tex]2(3) - 2[/tex]

[tex]6 - 2[/tex]

[tex]4[/tex]

Lily exercises for a total of 150 minutes each week. She does weight training and cardio workouts. She spends more time doing cardio workouts. The difference between the time she spends on cardio workouts and the time she spends weight training is 72 minutes. How much time does Lily spend on each type of activity?

Answers

Answer:

She spends 111 minutes doing cardio workouts and 39 minutes doing weight training

Step-by-step explanation:

Call the time she spend on cardio workouts : a
And the time she spend on weight training : b

We have : a + b = 150
                 a - b = 72
Add them together, we get : a + b + (a-b) -> a+ b + a - b = 150 + 72 = 222
                                                                      = 2a
=> 2a = 222, and we have a = 111
=> b = 150 - 111 = 39

Hope this helps :)

HELP ME PLS ON THIS QUESTIONNN!!!!!!!!!!!!!

Answers

Step-by-step explanation:

area of trapezoid = 1/2 × (a+b) h

where a = long base

b = short base

h = height

given that, a = 8, b = 5, a of trapezoid = 104:

area of trapezoid = 1/2 × ( 8+5) h

104 = 13/2 h

104 * 2 = 13 h

13 h = 208

h = 208 / 13

h = 16.0 ft.

hope this helps you!

-s.

please helpppppp asap

Answers

Answer:

C: 544

Step-by-step explanation:

4hr x 2 = 8hrs this means the time is just doubled so to solve the equation we do the following

272 x 2 = 544

or

272 + 272 = 544

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