x-31=12

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Solution for x-31=12 equation: 


Simplifying
x + -31 = 12

Reorder the terms:
-31 + x = 12

Solving
-31 + x = 12

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 31 + x = 12 + 31

Combine like terms: -31 + 31 = 0
0 + x = 12 + 31
x = 12 + 31

Combine like terms: 12 + 31 = 43
x = 43

Simplifying
x = 43

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