-9x-3x=-4

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Solution for -9x-3x=-4 equation: 


Simplifying
-9x + -3x = -4

Combine like terms: -9x + -3x = -12x
-12x = -4

Solving
-12x = -4

Solving for variable 'x'.

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

Divide each side by '-12'.
x = 0.3333333333

Simplifying
x = 0.3333333333

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