we have that

Step 1
<u>Find the y-intercept</u>
we know that
The y-intercept is the value of f(x) when the value of x is equal to zero
For 

Point 
Step 2
<u>Find the value of f(x) for
</u>

Point 
Step 3
<u>Graph the point A and B to find the solution</u>
therefore
the answer in the attached figure
Answer:
(16a+72)/4 = 4(4a+18)
(16a+72)/8 = 8(2a+9)
Step-by-step explanation:
A. B.
.72 is 72%. Just move the decimal point two places to the right.

Step-by-step explanation:
- We expand
using algebraic identity 