20-x=(20+x)

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


Simplifying
20 + -1x = (20 + x)

Remove parenthesis around (20 + x)
20 + -1x = 20 + x

Add '-20' to each side of the equation.
20 + -20 + -1x = 20 + -20 + x

Combine like terms: 20 + -20 = 0
0 + -1x = 20 + -20 + x
-1x = 20 + -20 + x

Combine like terms: 20 + -20 = 0
-1x = 0 + x
-1x = x

Solving
-1x = x

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.
-1x + -1x = x + -1x

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

Combine like terms: x + -1x = 0
-2x = 0

Divide each side by '-2'.
x = 0

Simplifying
x = 0

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