The final cost of a bookstore purchase with a $5 coupon in a state that charges 8% sales tax is given by the expression. The var
iable x represents the amount of the purchase before the sales tax and the coupon is applied.
1.08(x−5)
What does (x−5) represent?
A.the rate at which the total cost increases
B.the total charge before applying sales tax
C.the total charge after tax
D.the cost before applying the coupon
2 answers:
The total charge before applying sales tax this is the answer i got a 100% on my test this is right.
The answer is B because x= the amount before tax and the coupon, 5 is how much is being taken off with the coupon, and 1.08 is the sales tax.
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