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Azul bought 10 reams of paper at the store for $84. The tax on the purchase is $4. What was the cost of each ream of paper. Which equation can you use? 10r + 4 = 84 10r - 84 = 4 4 ( 10r) = 84 4 - 10r =
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Jan 26, 2021
Mathematics
middle-school
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