4-2x-x=12

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Solution for 4-2x-x=12 equation: 


Simplifying
4 + -2x + -1x = 12

Combine like terms: -2x + -1x = -3x
4 + -3x = 12

Solving
4 + -3x = 12

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + -3x = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -3x = 12 + -4
-3x = 12 + -4

Combine like terms: 12 + -4 = 8
-3x = 8

Divide each side by '-3'.
x = -2.666666667

Simplifying
x = -2.666666667

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