X-12+6=9

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Solution for X-12+6=9 equation: 


Simplifying
X + -12 + 6 = 9

Reorder the terms:
-12 + 6 + X = 9

Combine like terms: -12 + 6 = -6
-6 + X = 9

Solving
-6 + X = 9

Solving for variable 'X'.

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

Add '6' to each side of the equation.
-6 + 6 + X = 9 + 6

Combine like terms: -6 + 6 = 0
0 + X = 9 + 6
X = 9 + 6

Combine like terms: 9 + 6 = 15
X = 15

Simplifying
X = 15

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