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(3/4)*x+3/4 = (1/2)*x+5/2 // - (1/2)*x+5/2
(3/4)*x-((1/2)*x)+3/4-(5/2) = 0
(3/4)*x+(-1/2)*x+3/4-5/2 = 0
1/4*x-7/4 = 0 // + 7/4
1/4*x = 7/4 // : 1/4
x = 7/4/1/4
x = 7
x = 7
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