-9=-2x-7x-9

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Solution for -9=-2x-7x-9 equation: 


x in (-oo:+oo)

-9 = -2*x-(7*x)-9 // + -2*x-(7*x)-9

7*x-(-2*x)-9+9 = 0

2*x+7*x-9+9 = 0

9*x = 0 // : 9

x = 0

x = 0

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