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lidiya [134]
3 years ago
6

The perimeter formula for a rectangle is 2l + 2w, where l is the length and w is the width.

Mathematics
1 answer:
s2008m [1.1K]3 years ago
6 0

Answer:

P = 20x + 6

Step-by-step explanation:

Perimeter formula:

P = 2(l + w)

Given:

l = 8x - 1

w = 2x + 4

Work:

P = 2(l + w)

P = 2(8x - 1 + 2x + 4)

P = 2(10x + 3)

P = 20x + 6

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Help I need the answer!!
Elenna [48]

Answer:

just time the numbers all together and I think the answers is B

3 0
3 years ago
Let f(x)=−14(x+4)2−8 .
nevsk [136]
Answer:
Average rate of change = -112

Explanation:
The average rate of change = \frac{f(b) - f(a)}{b - a}
where:
b is the upper limit = 2
f(b) = f(2) = -14(2+4)² - 8 = -512
a is the lower limit = -2
f(a) = f(-2) = -14(-2+4)² - 8 = -64

Substitute with these values in the above equation to get the average rate of change as follows:
average rate of change = \frac{-512 - (-64)}{2 - (-2)} = -112

Hope this helps :)
3 0
3 years ago
Read 2 more answers
[(30 + 6) − 32] ÷ 9 ⋅ 2?
Alex777 [14]
The answer is 0.88889, because:
Order of Operations-
1) Add 30 plus 6 to get 36
2) Subtract 32 from 36 to get 4
3) Divide 4 by 9 to get 0.4444444
4) Multiply 0.4444444 by 2 to get 0.888889
Good luck! <3

3 0
4 years ago
What is r if s=c(h+r)<br>​
DerKrebs [107]

Answer:

Step-by-step explanation:

Divide both sides by c

s/c = c*(h + r)/c

s/c = h + r          

Subtract h from both sides

s/c - h = h-h+r

s/c - h = r

3 0
3 years ago
X^2-9=16<br> Enter the solutions for the equation in the boxes.
Step2247 [10]
It would be x=5 or x= -5 
8 0
4 years ago
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