12-3=22+2x

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Solution for 12-3=22+2x equation:


Simplifying
12 + -3 = 22 + 2x

Combine like terms: 12 + -3 = 9
9 = 22 + 2x

Solving
9 = 22 + 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.
9 + -2x = 22 + 2x + -2x

Combine like terms: 2x + -2x = 0
9 + -2x = 22 + 0
9 + -2x = 22

Add '-9' to each side of the equation.
9 + -9 + -2x = 22 + -9

Combine like terms: 9 + -9 = 0
0 + -2x = 22 + -9
-2x = 22 + -9

Combine like terms: 22 + -9 = 13
-2x = 13

Divide each side by '-2'.
x = -6.5

Simplifying
x = -6.5

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