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(1/4)*(3*x-1)+(1/6)*(x-3) = 3 // - 3
(1/4)*(3*x-1)+(1/6)*(x-3)-3 = 0
1/4*(3*x-1)+1/6*(x-3)-3 = 0
1/4*(3*x-1)+1/6*(x-3)-3 = 0
11/12*x-3-3/4 = 0
11/12*x-15/4 = 0
11/12*x-15/4 = 0
11/12*x-15/4 = 0 // + 15/4
11/12*x = 15/4 // : 11/12
x = 15/4/11/12
x = 45/11
x = 45/11
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