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