23+23+16+16=78
78 is the perimeter:)
Answer:
The cost of 8 comic books is $14
Step-by-step explanation:
Given

Required
Determine the cost of 8 books
First, we need to determine the cost of 1 book

Divide through by 20



Then multiply both sides by 8 to get the cost of 8


Hence;
<em>The cost of 8 comic books is $14</em>
Answer:C
Step-by-step explanation:
You find the slope by using the slope intercept form. y=mx+b and m is the slope. so we simplify it to y-7=8x-112. and y=8x-105. and 8/1 is the slope. which is a.