-x+4=2x+40

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Solution for -x+4=2x+40 equation: 


x in (-oo:+oo)

4-x = 2*x+40 // - 2*x+40

4-x-(2*x)-40 = 0

4-x-2*x-40 = 0

-3*x-36 = 0 // + 36

-3*x = 36 // : -3

x = 36/(-3)

x = -12

x = -12

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