Solve for p
p=1
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2+1.5p=3.5
Swap sides so that all variable terms are on the left hand side.
1.5p=3.5-2
Subtract 2 from both sides.
1.5p=1.5
Subtract 2 from 3.5 to get 1.5.
p=\frac{1.5}{1.5}
Divide both sides by 1.5.
p=1
Divide 1.5 by 1.5 to get 1.
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