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2/7-((3/5)*x) = 73/35 // - 73/35
2/7-((3/5)*x)-(73/35) = 0
(-3/5)*x+2/7-73/35 = 0
-3/5*x-9/5 = 0 // + 9/5
-3/5*x = 9/5 // : -3/5
x = 9/5/(-3/5)
x = -3
x = -3
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