Hey!
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Steps To Solve:
~Multiply
3 x 5 = $15 (costs for all 3 notebooks)
~Turn into decimal
8% = 0.08
~Multiply
15 x 0.08 = $1.20 (sales tax)
~Add
15 + 1.20 = $16.20 (total sale)
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Answer:
$16.20 is the total sale.
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Hope This Helped! Good Luck!