ack12
19.12.2020 •
Mathematics
Cheap Car Shop charges $77 for parts and $31 per hour of labor for a repair job. Best Repair in Town charges a flat fee of $150 for the same job. Write a system of equations to represent the situation.
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Ответ:
Let's call x the number of hours spent on the job.
Cheap car shop charges a total (we'll call it T) equal to 77+31x.
Best Repair in Town charges 150.
The sistem is:
T=77+31x
T=150
Solving it you can find the number of hours x that would take Cheap Car Shop to do the job and have a pay equal to the one of Best Repair in town. Under x, Cheap car shop is more convenient, over x, Best Repair in town is more convenient.
Ответ:
answer:
the correct answer is c
step-by-step explanation: