Mathematics, 31.01.2020 02:47 mandy9386
Jake hires a septic system contractor to dig trenches for his new septic tank. the cost to hire the contractor is a fixed cost of $160 plus an additional $70 per hour. which expression below describes the average cost of an x-hour job?
a. 160x+70/x dollars per hour
b. x/70x+160 dollars per hour
c. 70x+160/x dollars per hour
d. 160+70/x dollars per hour
Answers: 2
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Jake hires a septic system contractor to dig trenches for his new septic tank. the cost to hire the...
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