Question

A carpet cleaner charges $31 to travel to the customer's home and $18 per room cleaned. If the carpet cleaner charged $85, how many rooms did he clean?​

Answer 1

he or she cleaned 3 rooms

Explanation:

18 times 3 is 54 and 54+31 is 85$

Answer 2

3 rooms

Explanation:

85-31= 54

54/18 = 3