P^2+2=20

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Solution for P^2+2=20 equation: 


Simplifying
P2 + 2 = 20

Reorder the terms:
2 + P2 = 20

Solving
2 + P2 = 20

Solving for variable 'P'.

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

Add '-2' to each side of the equation.
2 + -2 + P2 = 20 + -2

Combine like terms: 2 + -2 = 0
0 + P2 = 20 + -2
P2 = 20 + -2

Combine like terms: 20 + -2 = 18
P2 = 18

Simplifying
P2 = 18

Take the square root of each side:
P = {-4.242640687, 4.242640687}

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