p*p+16p-22=0

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Solution for p*p+16p-22=0 equation:


Simplifying
p * p + 16p + -22 = 0

Multiply p * p
p2 + 16p + -22 = 0

Reorder the terms:
-22 + 16p + p2 = 0

Solving
-22 + 16p + p2 = 0

Solving for variable 'p'.

Begin completing the square.

Move the constant term to the right:

Add '22' to each side of the equation.
-22 + 16p + 22 + p2 = 0 + 22

Reorder the terms:
-22 + 22 + 16p + p2 = 0 + 22

Combine like terms: -22 + 22 = 0
0 + 16p + p2 = 0 + 22
16p + p2 = 0 + 22

Combine like terms: 0 + 22 = 22
16p + p2 = 22

The p term is 16p.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16p + 64 + p2 = 22 + 64

Reorder the terms:
64 + 16p + p2 = 22 + 64

Combine like terms: 22 + 64 = 86
64 + 16p + p2 = 86

Factor a perfect square on the left side:
(p + 8)(p + 8) = 86

Calculate the square root of the right side: 9.273618495

Break this problem into two subproblems by setting 
(p + 8) equal to 9.273618495 and -9.273618495.

Subproblem 1

p + 8 = 9.273618495 Simplifying p + 8 = 9.273618495 Reorder the terms: 8 + p = 9.273618495 Solving 8 + p = 9.273618495 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 = 9.273618495 + -8 Combine like terms: 8 + -8 = 0 0 + p = 9.273618495 + -8 p = 9.273618495 + -8 Combine like terms: 9.273618495 + -8 = 1.273618495 p = 1.273618495 Simplifying p = 1.273618495

Subproblem 2

p + 8 = -9.273618495 Simplifying p + 8 = -9.273618495 Reorder the terms: 8 + p = -9.273618495 Solving 8 + p = -9.273618495 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 = -9.273618495 + -8 Combine like terms: 8 + -8 = 0 0 + p = -9.273618495 + -8 p = -9.273618495 + -8 Combine like terms: -9.273618495 + -8 = -17.273618495 p = -17.273618495 Simplifying p = -17.273618495

Solution

The solution to the problem is based on the solutions from the subproblems. p = {1.273618495, -17.273618495}

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