-13+7=-x-2x

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Solution for -13+7=-x-2x equation:


Simplifying
-13 + 7 = -1x + -2x

Combine like terms: -13 + 7 = -6
-6 = -1x + -2x

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

Solving
-6 = -3x

Solving for variable 'x'.

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

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

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

Add '6' to each side of the equation.
-6 + 6 + 3x = 0 + 6

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

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

Divide each side by '3'.
x = 2

Simplifying
x = 2

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