x-31=20

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Solution for x-31=20 equation: 


Simplifying
x + -31 = 20

Reorder the terms:
-31 + x = 20

Solving
-31 + x = 20

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 = 20 + 31

Combine like terms: -31 + 31 = 0
0 + x = 20 + 31
x = 20 + 31

Combine like terms: 20 + 31 = 51
x = 51

Simplifying
x = 51

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