Y=-12x+6. I used the slope intercept form y=mx+b to solve.
Answer:
hope it help you
Step-by-step explanation:

Answer:
t=v/d
Step-by-step explanation:
id think that there are two steps
v=d/t
divide D on both sides
v/d=d/t/d
v/d=t
1. 12 mph, 24 miles
2. m=4, y=22
3.15/1, $1500
4. x=30 y=60, k cheaper, j cheaper