90+(2x+x)=180

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


Simplifying
90 + (2x + x) = 180

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