John charges a fee of $50 to figure out what is wrong with a customers car. then he charges $75 per hour to fix the car. if john charged a customer $237.50 how long did he work on the car? please answer fast.

2 hours and 30 minutes.

Step-by-step explanation:

First you must add $50 and $75. Then add two $75, to get $200. Then, Multiply $1.25 by 30.

Hope this helps :)

(If it did please make this brainliest.)

a; x = 0.5

step-by-step explanation:

-10x = -5

x = 0.5

6e14 is the answer.