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2/3-3*x = 5*x-(214/3) // - 5*x-(214/3)
2/3-3*x-(5*x)+214/3 = 0
2/3-3*x-5*x+214/3 = 0
72-8*x = 0 // - 72
-8*x = -72 // : -8
x = -72/(-8)
x = 9
x = 9
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