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For (x,y) positive integers, let 10xy + 14x + 15y = 183. Find x + y.

 Dec 8, 2021
 #1
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x ==7   and  y==1

These are the only positive integers that balance the equation.

 Dec 8, 2021
 #2
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7 + 1 = 8

Straight  Dec 12, 2021

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