Answer:
y= -38 + 3ax/ 2
Step-by-step explanation:
isolate the variable by dividing each side by factors that don't contain the variable
c
192 feet is the stopping distance at 48 mph.
Set up the proportion
x/75 = 2304/900 cross multiply to get 900x = 172800
172800 ÷ 900 = 192
x = 192