Solve for x
x=-6
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2x+12=0
Multiply 4 and 3 to get 12.
2x=-12
Subtract 12 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-12}{2}
Divide both sides by 2.
x=-6
Divide -12 by 2 to get -6.
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