p^2-4=12

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Solution for p^2-4=12 equation: 


Simplifying
p2 + -4 = 12

Reorder the terms:
-4 + p2 = 12

Solving
-4 + p2 = 12

Solving for variable 'p'.

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

Add '4' to each side of the equation.
-4 + 4 + p2 = 12 + 4

Combine like terms: -4 + 4 = 0
0 + p2 = 12 + 4
p2 = 12 + 4

Combine like terms: 12 + 4 = 16
p2 = 16

Simplifying
p2 = 16

Take the square root of each side:
p = {-4, 4}

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