x+9+18=0

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Solution for x+9+18=0 equation: 


Simplifying
x + 9 + 18 = 0

Reorder the terms:
9 + 18 + x = 0

Combine like terms: 9 + 18 = 27
27 + x = 0

Solving
27 + x = 0

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + x = 0 + -27

Combine like terms: 27 + -27 = 0
0 + x = 0 + -27
x = 0 + -27

Combine like terms: 0 + -27 = -27
x = -27

Simplifying
x = -27

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