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14/15-(1/5) = x-(8/3) // - x-(8/3)
14/15-x-(1/5)+8/3 = 0
14/15-x-1/5+8/3 = 0
17/5-x = 0 // - 17/5
-x = -17/5 // * -1
x = 17/5
x = 17/5
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