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(2/3)*x-2/9 = 70/9 // - 70/9
(2/3)*x-2/9-(70/9) = 0
(2/3)*x-2/9-70/9 = 0
2/3*x-8 = 0 // + 8
2/3*x = 8 // : 2/3
x = 8/2/3
x = 12
x = 12
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