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Zoey goes to a store an buys an item that costs x dollars. She has a coupon for 15% off, and then a 9% tax is added to the discounted price.
Question
Zoey goes to a store an buys an item that costs x dollars. She has a coupon for 15% off, and then a 9% tax is added to the discounted price. Write an expression in terms of x that represents the total amount that Zoey paid at the register.
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Mathematics
5 years
2021-07-19T22:19:14+00:00
2021-07-19T22:19:14+00:00 2 Answers
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Answers ( )
Answer:
0.9265x
Step-by-step explanation:
x – 0.15x + 0.09(0.85x)
x is the initial amount, -0.15x is subtracting 15% of the original amount (leaving 0.85x), and 0.09(0.85x) is the 9% tax.
Simplified:
x – 0.15x + 0.09(0.85x)
= 0.85x + 0.0765x
= 0.9265x
0.9265x is The answer hope it helps