x+2(9)=12

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Solution for x+2(9)=12 equation: 


Simplifying
x + 2(9) = 12

Multiply 2 * 9
x + 18 = 12

Reorder the terms:
18 + x = 12

Solving
18 + x = 12

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 + x = 12 + -18

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

Combine like terms: 12 + -18 = -6
x = -6

Simplifying
x = -6

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