(x+70)+(x+20)+x=180

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Solution for (x+70)+(x+20)+x=180 equation: 


Simplifying
(x + 70) + (x + 20) + x = 180

Reorder the terms:
(70 + x) + (x + 20) + x = 180

Remove parenthesis around (70 + x)
70 + x + (x + 20) + x = 180

Reorder the terms:
70 + x + (20 + x) + x = 180

Remove parenthesis around (20 + x)
70 + x + 20 + x + x = 180

Reorder the terms:
70 + 20 + x + x + x = 180

Combine like terms: 70 + 20 = 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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