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x in (-oo:+oo)
-94 = 2-6*x-(2*x) // - 2-6*x-(2*x)
2*x-(-6*x)-94-2 = 0
6*x+2*x-94-2 = 0
8*x-96 = 0 // + 96
8*x = 96 // : 8
x = 96/8
x = 12
x = 12
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