-x+213=285

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Solution for -x+213=285 equation: 


Simplifying
-1x + 213 = 285

Reorder the terms:
213 + -1x = 285

Solving
213 + -1x = 285

Solving for variable 'x'.

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

Add '-213' to each side of the equation.
213 + -213 + -1x = 285 + -213

Combine like terms: 213 + -213 = 0
0 + -1x = 285 + -213
-1x = 285 + -213

Combine like terms: 285 + -213 = 72
-1x = 72

Divide each side by '-1'.
x = -72

Simplifying
x = -72

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