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

Solving
-3 + X = 3

Solving for variable 'X'.

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

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 = 6
X = 6

Simplifying
X = 6

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