Solve for x
x=-2
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12+3x=2\times 3
Multiply both sides of the equation by 18, the least common multiple of 3,6,9.
12+3x=6
Multiply 2 and 3 to get 6.
3x=6-12
Subtract 12 from both sides.
3x=-6
Subtract 12 from 6 to get -6.
x=\frac{-6}{3}
Divide both sides by 3.
x=-2
Divide -6 by 3 to get -2.
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