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3/4-((2*x-12)/4) = 2-3 // - 2-3
3/4-((2*x-12)/4)-2+3 = 0
(-1*(2*x-12))/4+3/4-2+3 = 0
(-1*(2*x-12))/4+3/4+(-2*4)/4+(3*4)/4 = 0
3*4-1*(2*x-12)-2*4+3 = 0
12-2*x-8+15 = 0
7-2*x+12 = 0
19-2*x = 0
(19-2*x)/4 = 0
(19-2*x)/4 = 0 // * 4
19-2*x = 0
19-2*x = 0 // - 19
-2*x = -19 // : -2
x = -19/(-2)
x = 19/2
x = 19/2
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