12x-3x=20

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Solution for 12x-3x=20 equation: 


Simplifying
12x + -3x = 20

Combine like terms: 12x + -3x = 9x
9x = 20

Solving
9x = 20

Solving for variable 'x'.

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

Divide each side by '9'.
x = 2.222222222

Simplifying
x = 2.222222222

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