Question 298264
 How do you solve: 
If a number is added to the numerator of 5/7 and twice as much is subtracted from the denominator, the result is 8. What is the number? 
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Let the number be "x":
Equation:
(5+x)/(7-2x) = 8
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Cross-multiply:
5+x = 8(7-2x)
5+x = 56 - 16x
17x = 51
x = 3
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Cheers,
Stan H.
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