X-20=-42

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Solution for X-20=-42 equation: 


Simplifying
X + -20 = -42

Reorder the terms:
-20 + X = -42

Solving
-20 + X = -42

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 = -42 + 20

Combine like terms: -20 + 20 = 0
0 + X = -42 + 20
X = -42 + 20

Combine like terms: -42 + 20 = -22
X = -22

Simplifying
X = -22

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