2-x=12-20

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Solution for 2-x=12-20 equation: 


Simplifying
2 + -1x = 12 + -20

Combine like terms: 12 + -20 = -8
2 + -1x = -8

Solving
2 + -1x = -8

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + -1x = -8 + -2

Combine like terms: 2 + -2 = 0
0 + -1x = -8 + -2
-1x = -8 + -2

Combine like terms: -8 + -2 = -10
-1x = -10

Divide each side by '-1'.
x = 10

Simplifying
x = 10

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