-x=20+x

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Solution for -x=20+x equation:


Simplifying
-1x = 20 + x

Solving
-1x = 20 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-1x + -1x = 20 + x + -1x

Combine like terms: -1x + -1x = -2x
-2x = 20 + x + -1x

Combine like terms: x + -1x = 0
-2x = 20 + 0
-2x = 20

Divide each side by '-2'.
x = -10

Simplifying
x = -10

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