12+18x=12-9

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Solution for 12+18x=12-9 equation: 


Simplifying
12 + 18x = 12 + -9

Combine like terms: 12 + -9 = 3
12 + 18x = 3

Solving
12 + 18x = 3

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 18x = 3 + -12

Combine like terms: 12 + -12 = 0
0 + 18x = 3 + -12
18x = 3 + -12

Combine like terms: 3 + -12 = -9
18x = -9

Divide each side by '18'.
x = -0.5

Simplifying
x = -0.5

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