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(2/3)*x-16 = (1/3)*x // - (1/3)*x
(2/3)*x-((1/3)*x)-16 = 0
(2/3)*x+(-1/3)*x-16 = 0
1/3*x-16 = 0 // + 16
1/3*x = 16 // : 1/3
x = 16/1/3
x = 48
x = 48
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