3 years ago

A book store is having a 30% off sale. Diary of a wimpy kid books are now $6.30 each. What was the original price of the books.

1 answer:

aev [14]3 years ago

8 0

The books were $8.19 original

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PolarNik [594]

(-9/8)x - 7 = -25
(-9/8)x - 7 + 7 = -25 + 7
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((-9/8)x)/(-9/8) = -18/(-9/8)
x = 18 × (8/9)
x = 16

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Marianna [84]

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Step-by-step explanation:

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