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(2*x)/3-(x/2)+28 = (3*x)/4 // - (3*x)/4
(2*x)/3-(x/2)-((3*x)/4)+28 = 0
(2*x)/3-(x/2)+(-3/4)*x+28 = 0
28-7/12*x = 0 // - 28
-7/12*x = -28 // : -7/12
x = -28/(-7/12)
x = 48
x = 48
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