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

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


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

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

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

Combine like terms: x + x = 2x
20 + 2x = 210 + -3x

Solving
20 + 2x = 210 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
20 + 2x + 3x = 210 + -3x + 3x

Combine like terms: 2x + 3x = 5x
20 + 5x = 210 + -3x + 3x

Combine like terms: -3x + 3x = 0
20 + 5x = 210 + 0
20 + 5x = 210

Add '-20' to each side of the equation.
20 + -20 + 5x = 210 + -20

Combine like terms: 20 + -20 = 0
0 + 5x = 210 + -20
5x = 210 + -20

Combine like terms: 210 + -20 = 190
5x = 190

Divide each side by '5'.
x = 38

Simplifying
x = 38

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