Question

At 2:00 p.m. two cars start toward each other from towns that are 240 miles apart. The rate of one car is 15 mph faster than the other. If the speed of the slower car is x, which of the following algebraic expressions represents the speed of the faster car?
15x
15-x
x+15

Answer 1

Hello! :)

The answer is x+15!

~Hope it helps!~ :)