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5*x+1/3 = (2/3)*x+16/9 // - (2/3)*x+16/9
5*x-((2/3)*x)+1/3-(16/9) = 0
5*x+(-2/3)*x+1/3-16/9 = 0
13/3*x-13/9 = 0 // + 13/9
13/3*x = 13/9 // : 13/3
x = 13/9/13/3
x = 1/3
x = 1/3
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