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2*((5/4)*x-(3/4))+3*x = 4 // - 4
2*((5/4)*x-(3/4))+3*x-4 = 0
2*((5/4)*x-3/4)+3*x-4 = 0
2*(5/4*x-3/4)+3*x-4 = 0
2*(5/4*x-3/4)+3*x-4 = 0
11/2*x-4-3/2 = 0
11/2*x-11/2 = 0
11/2*x-11/2 = 0
11/2*x-11/2 = 0 // + 11/2
11/2*x = 11/2 // : 11/2
x = 11/2/11/2
x = 1
x = 1
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