18P+21-9P=21

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Solution for 18P+21-9P=21 equation: 


Simplifying
18P + 21 + -9P = 21

Reorder the terms:
21 + 18P + -9P = 21

Combine like terms: 18P + -9P = 9P
21 + 9P = 21

Add '-21' to each side of the equation.
21 + -21 + 9P = 21 + -21

Combine like terms: 21 + -21 = 0
0 + 9P = 21 + -21
9P = 21 + -21

Combine like terms: 21 + -21 = 0
9P = 0

Solving
9P = 0

Solving for variable 'P'.

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

Divide each side by '9'.
P = 0

Simplifying
P = 0

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