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Five times a number is divided by 7 more than the original number. If the result is \(8\), then what was the original number?

 May 14, 2022
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Let x be the original number.

 

Then 5x/(7 + x) = 8. Multiplying by (7 + x) on both sides gives 5x = 8x + 56. You can move the terms around to find the value of x.

 May 14, 2022

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