Answer:
Step-by-step explanation:
Charge(x) = $60 + ($0.75/mile)x, where x is the number of miles driven.
That $60 is the y-intercept and represents the (flat) charge per session. The ($0.75/mile)x represents the amount charged for the total number of miles driven.
I believe the answer is a.
2 of them
sqr root xy and the sqr rt x/y