Carla plumbing charges $25 for a service call and $28 per hour, h, for labor for any repair. The total cost , t, for a repair ca
n be calculated using the equation below
Mr Callahan paid a total of $165 for repair. How many hours did it take to complete his repair
1 answer:
Answer:
It took 5 hours
Step-by-step explanation:
Because 28 times 5 is 140 plus 25 for the call is 165.
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