Solve for P
P=12
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350+60P+90P=2150
Add 90P to both sides.
350+150P=2150
Combine 60P and 90P to get 150P.
150P=2150-350
Subtract 350 from both sides.
150P=1800
Subtract 350 from 2150 to get 1800.
P=\frac{1800}{150}
Divide both sides by 150.
P=12
Divide 1800 by 150 to get 12.
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