Answer:
Step-by-step explanation:
$ 4 per ride and 0.75 per mile
y = 0.75x + 4.....with x being # of miles and y being total cost
if a person only had $ 20....so sub in 20 for y and solve for x
20 = 0.75x + 4
20 - 4 = 0.75x
16 = 0.75x
16 / 0.75 = x
x = 21.33 (or 21 1/3) miles <=====
