2X-3-9=X

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Solution for 2X-3-9=X equation:


Simplifying
2X + -3 + -9 = X

Reorder the terms:
-3 + -9 + 2X = X

Combine like terms: -3 + -9 = -12
-12 + 2X = X

Solving
-12 + 2X = X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
-12 + 2X + -1X = X + -1X

Combine like terms: 2X + -1X = 1X
-12 + 1X = X + -1X

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

Add '12' to each side of the equation.
-12 + 12 + 1X = 0 + 12

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

Combine like terms: 0 + 12 = 12
1X = 12

Divide each side by '1'.
X = 12

Simplifying
X = 12

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