Answer:45
Step-by-step explanation:
The y intercept is 9 and the unit rate is -7
So we plug these numbers in
y= -7x (the unit rate)+ 9 (y intercept)
y= -7x+9
Price increase is $ 22-20 =$2 so the percent increase is 2/20 x 100= 10%
Answer:
first choice is the correct answer
