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x in (-oo:+oo)
x-(7/8) = 4*x+1/2 // - 4*x+1/2
x-(4*x)-(7/8)-(1/2) = 0
x-4*x-7/8-1/2 = 0
-3*x-11/8 = 0 // + 11/8
-3*x = 11/8 // : -3
x = 11/8/(-3)
x = -11/24
x = -11/24
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