180=.5(30+(2x-30))+x

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Solution for 180=.5(30+(2x-30))+x equation:


Simplifying
180 = 0.5(30 + (2x + -30)) + x

Reorder the terms:
180 = 0.5(30 + (-30 + 2x)) + x

Remove parenthesis around (-30 + 2x)
180 = 0.5(30 + -30 + 2x) + x

Combine like terms: 30 + -30 = 0
180 = 0.5(0 + 2x) + x
180 = 0.5(2x) + x

Remove parenthesis around (2x)
180 = 0.5 * 2x + x

Multiply 0.5 * 2
180 = 1x + x

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

Solving
180 = 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.
180 + -2x = 2x + -2x

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

Add '-180' to each side of the equation.
180 + -180 + -2x = 0 + -180

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

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

Divide each side by '-2'.
x = 90

Simplifying
x = 90

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