Answer:
To find the average rate of change, we divide the change in the output value by the change in the input value.
Step-by-step explanation:
Cross multiplication!

=

7 × 24 = 8x
168 = 8x
Divide both sides by 8 to isolate x

=

8 and 8 cancels out
21 = x
Answer:
Length = 13
Width = 7
Step-by-step explanation:
Given:
length = 2(width) - 1
Area of a Rectangle = lω = 91 cm²
Calculation:
Area of a Rectangle = lω = 91 cm²
(2ω-1)ω = 91
= 2ω²- ω - 91 = 0
=(2ω+13)(ω-7)=0
ω = -6.5 ω=7
length = 2(width) - 1
l=2(7) - 1
l = 13
Answer: 17
Step-by-step explanation:
20. percent *85 =
(20.:100)*85 =
(20.*85):100 =
1700:100 = 17