90+(x+8)+(2x-8)=180

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Solution for 90+(x+8)+(2x-8)=180 equation: 


Simplifying
90 + (x + 8) + (2x + -8) = 180

Reorder the terms:
90 + (8 + x) + (2x + -8) = 180

Remove parenthesis around (8 + x)
90 + 8 + x + (2x + -8) = 180

Reorder the terms:
90 + 8 + x + (-8 + 2x) = 180

Remove parenthesis around (-8 + 2x)
90 + 8 + x + -8 + 2x = 180

Reorder the terms:
90 + 8 + -8 + x + 2x = 180

Combine like terms: 90 + 8 = 98
98 + -8 + x + 2x = 180

Combine like terms: 98 + -8 = 90
90 + x + 2x = 180

Combine like terms: x + 2x = 3x
90 + 3x = 180

Solving
90 + 3x = 180

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + 3x = 180 + -90

Combine like terms: 90 + -90 = 0
0 + 3x = 180 + -90
3x = 180 + -90

Combine like terms: 180 + -90 = 90
3x = 90

Divide each side by '3'.
x = 30

Simplifying
x = 30

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