-3x-9+x=9

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


Simplifying
-3x + -9 + x = 9

Reorder the terms:
-9 + -3x + x = 9

Combine like terms: -3x + x = -2x
-9 + -2x = 9

Solving
-9 + -2x = 9

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '9' to each side of the equation.
-9 + 9 + -2x = 9 + 9

Combine like terms: -9 + 9 = 0
0 + -2x = 9 + 9
-2x = 9 + 9

Combine like terms: 9 + 9 = 18
-2x = 18

Divide each side by '-2'.
x = -9

Simplifying
x = -9

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