-4x-7x=21-12

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Solution for -4x-7x=21-12 equation: 


Simplifying
-4x + -7x = 21 + -12

Combine like terms: -4x + -7x = -11x
-11x = 21 + -12

Combine like terms: 21 + -12 = 9
-11x = 9

Solving
-11x = 9

Solving for variable 'x'.

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

Divide each side by '-11'.
x = -0.8181818182

Simplifying
x = -0.8181818182

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