X+9-12=-3

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Solution for X+9-12=-3 equation: 


Simplifying
X + 9 + -12 = -3

Reorder the terms:
9 + -12 + X = -3

Combine like terms: 9 + -12 = -3
-3 + X = -3

Add '3' to each side of the equation.
-3 + 3 + X = -3 + 3

Combine like terms: -3 + 3 = 0
0 + X = -3 + 3
X = -3 + 3

Combine like terms: -3 + 3 = 0
X = 0

Solving
X = 0

Solving for variable 'X'.

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

Simplifying
X = 0

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