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

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

Solving
20 + X = -20 + x

Solving for variable 'X'.

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

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

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

Combine like terms: -20 + -20 = -40
X = -40 + x

Simplifying
X = -40 + x

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