Kenneth S. answered 10/01/17
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Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018
if Bill's hourly work rate is x $ per hour, and he worked a total of 6.5+5 hours for those two days, and his pay was $143.75 (which you strangely expressed) then 11.5x = 143.75.
Solve for x ("U have to divide ")