Solve for x
x=6
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3x-12=6
Swap sides so that all variable terms are on the left hand side.
3x=6+12
Add 12 to both sides.
3x=18
Add 6 and 12 to get 18.
x=\frac{18}{3}
Divide both sides by 3.
x=6
Divide 18 by 3 to get 6.
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