-23=-3x+x-9

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Solution for -23=-3x+x-9 equation: 


x in (-oo:+oo)

-23 = x-3*x-9 // - x-3*x-9

9-(-3*x)-x-23 = 0

3*x-x-23+9 = 0

2*x-14 = 0 // + 14

2*x = 14 // : 2

x = 14/2

x = 7

x = 7

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