SOLUTION: At the begining of the day, the cash register at a coffee shop contains $75. at the of the day it contains 881.25. if the sales tax rate is 7.5%, how much of the total is sale ta

Question 156032: At the begining of the day, the cash register at a coffee shop contains $75. at the of the day it contains 881.25. if the sales tax rate is 7.5%, how much of the total is sale tax?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(881.25-75).075=$806.25 sales for the day.
x+.075x=806.25
1.075x=806.25
x=806.25/1.075
x=$750 is the amount of sales
806.25-750=$56.25 is the amount of the tax.
Proof:
56.25=.075*750
56.25=56.25
750+56.25=$806.25
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