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2*x-8 = (2/3)*x // - (2/3)*x
2*x-((2/3)*x)-8 = 0
2*x+(-2/3)*x-8 = 0
4/3*x-8 = 0 // + 8
4/3*x = 8 // : 4/3
x = 8/4/3
x = 6
x = 6
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