(210-3x)+(x+20)+(x)=180

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Solution for (210-3x)+(x+20)+(x)=180 equation: 


Simplifying
(210 + -3x) + (x + 20) + (x) = 180

Remove parenthesis around (210 + -3x)
210 + -3x + (x + 20) + (x) = 180

Reorder the terms:
210 + -3x + (20 + x) + (x) = 180

Remove parenthesis around (20 + x)
210 + -3x + 20 + x + (x) = 180
210 + -3x + 20 + x + x = 180

Reorder the terms:
210 + 20 + -3x + x + x = 180

Combine like terms: 210 + 20 = 230
230 + -3x + x + x = 180

Combine like terms: -3x + x = -2x
230 + -2x + x = 180

Combine like terms: -2x + x = -1x
230 + -1x = 180

Solving
230 + -1x = 180

Solving for variable 'x'.

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

Add '-230' to each side of the equation.
230 + -230 + -1x = 180 + -230

Combine like terms: 230 + -230 = 0
0 + -1x = 180 + -230
-1x = 180 + -230

Combine like terms: 180 + -230 = -50
-1x = -50

Divide each side by '-1'.
x = 50

Simplifying
x = 50

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