8+x=31

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Solution for 8+x=31 equation: 


Simplifying
8 + x = 31

Solving
8 + x = 31

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + x = 31 + -8

Combine like terms: 8 + -8 = 0
0 + x = 31 + -8
x = 31 + -8

Combine like terms: 31 + -8 = 23
x = 23

Simplifying
x = 23

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