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2/3-4*x = -34/3 // + -34/3
2/3-4*x-(-34/3) = 0
2/3-4*x+34/3 = 0
12-4*x = 0 // - 12
-4*x = -12 // : -4
x = -12/(-4)
x = 3
x = 3
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