6-x-2x=-30

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Solution for 6-x-2x=-30 equation: 


Simplifying
6 + -1x + -2x = -30

Combine like terms: -1x + -2x = -3x
6 + -3x = -30

Solving
6 + -3x = -30

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -3x = -30 + -6

Combine like terms: 6 + -6 = 0
0 + -3x = -30 + -6
-3x = -30 + -6

Combine like terms: -30 + -6 = -36
-3x = -36

Divide each side by '-3'.
x = 12

Simplifying
x = 12

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