x-4=-x

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Solution for x-4=-x equation:


Simplifying
x + -4 = -1x

Reorder the terms:
-4 + x = -1x

Solving
-4 + x = -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-4 + x + x = -1x + x

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

Combine like terms: -1x + x = 0
-4 + 2x = 0

Add '4' to each side of the equation.
-4 + 4 + 2x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 2x = 0 + 4
2x = 0 + 4

Combine like terms: 0 + 4 = 4
2x = 4

Divide each side by '2'.
x = 2

Simplifying
x = 2

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