x-(-42)=31

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Solution for x-(-42)=31 equation: 


Simplifying
x + -1(-42) = 31

Multiply -1 * -42
x + 42 = 31

Reorder the terms:
42 + x = 31

Solving
42 + x = 31

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + x = 31 + -42

Combine like terms: 42 + -42 = 0
0 + x = 31 + -42
x = 31 + -42

Combine like terms: 31 + -42 = -11
x = -11

Simplifying
x = -11

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