30+x=-12

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Solution for 30+x=-12 equation: 


Simplifying
30 + x = -12

Solving
30 + x = -12

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + x = -12 + -30

Combine like terms: 30 + -30 = 0
0 + x = -12 + -30
x = -12 + -30

Combine like terms: -12 + -30 = -42
x = -42

Simplifying
x = -42

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