P+(-8)=-21

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Solution for P+(-8)=-21 equation: 


Simplifying
P + (-8) = -21
P + -8 = -21

Reorder the terms:
-8 + P = -21

Solving
-8 + P = -21

Solving for variable 'P'.

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

Add '8' to each side of the equation.
-8 + 8 + P = -21 + 8

Combine like terms: -8 + 8 = 0
0 + P = -21 + 8
P = -21 + 8

Combine like terms: -21 + 8 = -13
P = -13

Simplifying
P = -13

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