180-x=2(180-(90-x))

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Solution for 180-x=2(180-(90-x)) equation:


Simplifying
180 + -1x = 2(180 + -1(90 + -1x))
180 + -1x = 2(180 + (90 * -1 + -1x * -1))
180 + -1x = 2(180 + (-90 + 1x))

Combine like terms: 180 + -90 = 90
180 + -1x = 2(90 + 1x)
180 + -1x = (90 * 2 + 1x * 2)
180 + -1x = (180 + 2x)

Add '-180' to each side of the equation.
180 + -180 + -1x = 180 + -180 + 2x

Combine like terms: 180 + -180 = 0
0 + -1x = 180 + -180 + 2x
-1x = 180 + -180 + 2x

Combine like terms: 180 + -180 = 0
-1x = 0 + 2x
-1x = 2x

Solving
-1x = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-1x + -2x = 2x + -2x

Combine like terms: -1x + -2x = -3x
-3x = 2x + -2x

Combine like terms: 2x + -2x = 0
-3x = 0

Divide each side by '-3'.
x = 0

Simplifying
x = 0

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