Solve for w
w=-3
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-6w+12=30
Swap sides so that all variable terms are on the left hand side.
-6w=30-12
Subtract 12 from both sides.
-6w=18
Subtract 12 from 30 to get 18.
w=\frac{18}{-6}
Divide both sides by -6.
w=-3
Divide 18 by -6 to get -3.
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