12+5=2X-9

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Solution for 12+5=2X-9 equation:


Simplifying
12 + 5 = 2X + -9

Combine like terms: 12 + 5 = 17
17 = 2X + -9

Reorder the terms:
17 = -9 + 2X

Solving
17 = -9 + 2X

Solving for variable 'X'.

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

Add '-2X' to each side of the equation.
17 + -2X = -9 + 2X + -2X

Combine like terms: 2X + -2X = 0
17 + -2X = -9 + 0
17 + -2X = -9

Add '-17' to each side of the equation.
17 + -17 + -2X = -9 + -17

Combine like terms: 17 + -17 = 0
0 + -2X = -9 + -17
-2X = -9 + -17

Combine like terms: -9 + -17 = -26
-2X = -26

Divide each side by '-2'.
X = 13

Simplifying
X = 13

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