12-2x=7-12

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Solution for 12-2x=7-12 equation: 


Simplifying
12 + -2x = 7 + -12

Combine like terms: 7 + -12 = -5
12 + -2x = -5

Solving
12 + -2x = -5

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -2x = -5 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = -5 + -12
-2x = -5 + -12

Combine like terms: -5 + -12 = -17
-2x = -17

Divide each side by '-2'.
x = 8.5

Simplifying
x = 8.5

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