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Roger spent $390 on a toy car. He spent 1/5 of his remaining money on a belt. If he had 3/7 of his money left, how much money did Roger have at first?

 Sep 14, 2021
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x = original amount

   spending 1/5    leaves 4/5

 

(x-390) * 4/5  = 3/7 x       solve for 'x'

 Sep 14, 2021

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