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September 17, 2014

September 17, 2014

Posted by **randy** on Wednesday, August 31, 2011 at 6:06pm.

- prealgebra -
**Reiny**, Wednesday, August 31, 2011 at 8:54pmlet the number he had be x

x/3 + x/4 + x/3 + 22 = x

times 12

4x + 3x + 4x + 264 = 12x

264 = x

first class --- 264/3 = 88

2nd class --- 264/4 = 66

third class --- 88

fourth class --- 22

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