3x+(x+50)+90=180

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Solution for 3x+(x+50)+90=180 equation: 


Simplifying
3x + (x + 50) + 90 = 180

Reorder the terms:
3x + (50 + x) + 90 = 180

Remove parenthesis around (50 + x)
3x + 50 + x + 90 = 180

Reorder the terms:
50 + 90 + 3x + x = 180

Combine like terms: 50 + 90 = 140
140 + 3x + x = 180

Combine like terms: 3x + x = 4x
140 + 4x = 180

Solving
140 + 4x = 180

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + 4x = 180 + -140

Combine like terms: 140 + -140 = 0
0 + 4x = 180 + -140
4x = 180 + -140

Combine like terms: 180 + -140 = 40
4x = 40

Divide each side by '4'.
x = 10

Simplifying
x = 10

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