P+21=56

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Solution for P+21=56 equation: 


Simplifying
P + 21 = 56

Reorder the terms:
21 + P = 56

Solving
21 + P = 56

Solving for variable 'P'.

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

Add '-21' to each side of the equation.
21 + -21 + P = 56 + -21

Combine like terms: 21 + -21 = 0
0 + P = 56 + -21
P = 56 + -21

Combine like terms: 56 + -21 = 35
P = 35

Simplifying
P = 35

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