63-21p=

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Solution for 63-21p= equation: 


Simplifying
63 + -21p = 0

Solving
63 + -21p = 0

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '-63' to each side of the equation.
63 + -63 + -21p = 0 + -63

Combine like terms: 63 + -63 = 0
0 + -21p = 0 + -63
-21p = 0 + -63

Combine like terms: 0 + -63 = -63
-21p = -63

Divide each side by '-21'.
p = 3

Simplifying
p = 3

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