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(1/2)*(6*x-8) = 41 // - 41
(1/2)*(6*x-8)-41 = 0
1/2*(6*x-8)-41 = 0
1/2*(6*x-8)-41 = 0
3*x-45 = 0
3*x-45 = 0
3*x-45 = 0 // + 45
3*x = 45 // : 3
x = 45/3
x = 15
x = 15
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