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posted by kiki on Saturday, July 14, 2012 at 6:01pm.

x/(x + 9)=5/8. Find x. A.)12 B.)9 C.)15

x/(x+9) = 5/8. Cross multiply: 8x = 5x + 45 8x-5x = 45 3x = 45 X = 15.

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