Question

4. On the way to the movies, you get pulled over for speeding. The ticket costs $120 plus $20 for every mph above the speed limit you were driving. If your ticket costs $280, how many mph above the speed limit were you driving? *

20x+280=120
120-20x=280
120x+20=280
120+20x=280

Answer 1

Answer: 120+20x=280

Explanation:

280-120=160

160/20=8

The correct answer is the last one, 120+20x=280