x+x+2x=-2

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


Simplifying
x + x + 2x = -2

Combine like terms: x + x = 2x
2x + 2x = -2

Combine like terms: 2x + 2x = 4x
4x = -2

Solving
4x = -2

Solving for variable 'x'.

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

Divide each side by '4'.
x = -0.5

Simplifying
x = -0.5

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