18+3x=-9

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Solution for 18+3x=-9 equation: 


Simplifying
18 + 3x = -9

Solving
18 + 3x = -9

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 3x = -9 + -18

Combine like terms: 18 + -18 = 0
0 + 3x = -9 + -18
3x = -9 + -18

Combine like terms: -9 + -18 = -27
3x = -27

Divide each side by '3'.
x = -9

Simplifying
x = -9

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