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(1/4)*(2*x-6) = 3/2 // - 3/2
(1/4)*(2*x-6)-(3/2) = 0
(1/4)*(2*x-6)-3/2 = 0
1/4*(2*x-6)-3/2 = 0
(1/4*2*(2*x-6))/2-3/2 = 0
1/4*2*(2*x-6)-3 = 0
x-6 = 0
(x-6)/2 = 0
(x-6)/2 = 0 // * 2
x-6 = 0
x-6 = 0 // + 6
x = 6
x = 6
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