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(2/5)*x+3 = (2/3)*x+113/35 // - (2/3)*x+113/35
(2/5)*x-((2/3)*x)-(113/35)+3 = 0
(2/5)*x+(-2/3)*x-113/35+3 = 0
-4/15*x-8/35 = 0 // + 8/35
-4/15*x = 8/35 // : -4/15
x = 8/35/(-4/15)
x = -6/7
x = -6/7
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