4(p^2+1)=20

Solution for 4(p^2+1)=20 equation:

Simplifying
4(p2 + 1) = 20

Reorder the terms:
4(1 + p2) = 20
(1 * 4 + p2 * 4) = 20
(4 + 4p2) = 20

Solving
4 + 4p2 = 20

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 + 4p2 = 20 + -4

Combine like terms: 4 + -4 = 0
0 + 4p2 = 20 + -4
4p2 = 20 + -4

Combine like terms: 20 + -4 = 16
4p2 = 16

Divide each side by '4'.
p2 = 4

Simplifying
p2 = 4

Take the square root of each side:
p = {-2, 2}