Question

The total cost to fix your bike is $45. The parts cost

$10, and
the labor cost is $7 per hour. How many hours did it
take?

Answer 1

5 hours

Explanation:

10+7+7+7+7+7=45

there's 5 of the 7 so 5 hours

Answer 2

45-10= 35

35/7= 5 hours