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(5/6)*x-1 = -(7*x)-49/2 // + -(7*x)-49/2
(5/6)*x+7*x-(-49/2)-1 = 0
(5/6)*x+7*x+49/2-1 = 0
47/6*x+47/2 = 0 // - 47/2
47/6*x = -47/2 // : 47/6
x = -47/2/47/6
x = -3
x = -3
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