Solve for p
p=1
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4-2p=2
Swap sides so that all variable terms are on the left hand side.
-2p=2-4
Subtract 4 from both sides.
-2p=-2
Subtract 4 from 2 to get -2.
p=\frac{-2}{-2}
Divide both sides by -2.
p=1
Divide -2 by -2 to get 1.
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