P-7=15

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Solution for P-7=15 equation: 


Simplifying
P + -7 = 15

Reorder the terms:
-7 + P = 15

Solving
-7 + P = 15

Solving for variable 'P'.

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

Add '7' to each side of the equation.
-7 + 7 + P = 15 + 7

Combine like terms: -7 + 7 = 0
0 + P = 15 + 7
P = 15 + 7

Combine like terms: 15 + 7 = 22
P = 22

Simplifying
P = 22

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