(X+20)+x=20

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Solution for (X+20)+x=20 equation:


Simplifying
(X + 20) + x = 20

Reorder the terms:
(20 + X) + x = 20

Remove parenthesis around (20 + X)
20 + X + x = 20

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

Reorder the terms:
20 + -20 + X + x = 20 + -20

Combine like terms: 20 + -20 = 0
0 + X + x = 20 + -20
X + x = 20 + -20

Combine like terms: 20 + -20 = 0
X + x = 0

Solving
X + x = 0

Solving for variable 'X'.

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

Add '-1x' to each side of the equation.
X + x + -1x = 0 + -1x

Combine like terms: x + -1x = 0
X + 0 = 0 + -1x
X = 0 + -1x
Remove the zero:
X = -1x

Simplifying
X = -1x

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