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4*(x-3) = 56/14 // - 56/14
4*(x-3)-(56/14) = 0
4*(x-3)-4 = 0
4*(x-3)-4 = 0
4*x-16 = 0
4*x-16 = 0
4*x-16 = 0 // + 16
4*x = 16 // : 4
x = 16/4
x = 4
x = 4
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