(-2*x)+90=x

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Solution for (-2*x)+90=x equation:


Simplifying
(-2x) + 90 = x

Reorder the terms:
90 + (-2x) = x

Solving
90 + (-2x) = 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.
90 + (-2x) + -1x = x + -1x

Combine like terms: (-2x) + -1x = -3x
90 + -3x = x + -1x

Combine like terms: x + -1x = 0
90 + -3x = 0

Add '-90' to each side of the equation.
90 + -90 + -3x = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -3x = 0 + -90
-3x = 0 + -90

Combine like terms: 0 + -90 = -90
-3x = -90

Divide each side by '-3'.
x = 30

Simplifying
x = 30

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