x+(x+40)+(x+50)=180

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Solution for x+(x+40)+(x+50)=180 equation: 


Simplifying
x + (x + 40) + (x + 50) = 180

Reorder the terms:
x + (40 + x) + (x + 50) = 180

Remove parenthesis around (40 + x)
x + 40 + x + (x + 50) = 180

Reorder the terms:
x + 40 + x + (50 + x) = 180

Remove parenthesis around (50 + x)
x + 40 + x + 50 + x = 180

Reorder the terms:
40 + 50 + x + x + x = 180

Combine like terms: 40 + 50 = 90
90 + x + x + x = 180

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

Combine like terms: 2x + x = 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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