X-(12-x)=20

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Solution for X-(12-x)=20 equation:


Simplifying
X + -1(12 + -1x) = 20
X + (12 * -1 + -1x * -1) = 20
X + (-12 + 1x) = 20

Reorder the terms:
-12 + X + 1x = 20

Solving
-12 + X + 1x = 20

Solving for variable 'X'.

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

Add '12' to each side of the equation.
-12 + X + 12 + 1x = 20 + 12

Reorder the terms:
-12 + 12 + X + 1x = 20 + 12

Combine like terms: -12 + 12 = 0
0 + X + 1x = 20 + 12
X + 1x = 20 + 12

Combine like terms: 20 + 12 = 32
X + 1x = 32

Add '-1x' to each side of the equation.
X + 1x + -1x = 32 + -1x

Combine like terms: 1x + -1x = 0
X + 0 = 32 + -1x
X = 32 + -1x

Simplifying
X = 32 + -1x

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