Answer: 9x = 288, 32 hours
Explanation:
x can be the variable and it represents the hours he worked. 9 is the amount made each hour, so it is multiplied by x. 288 is the total made, so 9x=288.
9x = 288 Divide by 9 on both sides to isolate x
x = 32 hours. Kevin worked 32 hours this week