kkfritz kkfritz

22-10-2014
Mathematics

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Tim had $149 to spend on 8 books. After buying them, he had $13. Write and solve an equation to find your answer

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Geekhawk Geekhawk

22-10-2014

8x+13=$149 is the equation
8x+13-13=149-13
8x=136
You divide 136 by 8x=$17
The answer is $17 per book

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