p^2+28p=-33

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Solution for p^2+28p=-33 equation:


Simplifying
p2 + 28p = -33

Reorder the terms:
28p + p2 = -33

Solving
28p + p2 = -33

Solving for variable 'p'.

Reorder the terms:
33 + 28p + p2 = -33 + 33

Combine like terms: -33 + 33 = 0
33 + 28p + p2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-33' to each side of the equation.
33 + 28p + -33 + p2 = 0 + -33

Reorder the terms:
33 + -33 + 28p + p2 = 0 + -33

Combine like terms: 33 + -33 = 0
0 + 28p + p2 = 0 + -33
28p + p2 = 0 + -33

Combine like terms: 0 + -33 = -33
28p + p2 = -33

The p term is 28p.  Take half its coefficient (14).
Square it (196) and add it to both sides.

Add '196' to each side of the equation.
28p + 196 + p2 = -33 + 196

Reorder the terms:
196 + 28p + p2 = -33 + 196

Combine like terms: -33 + 196 = 163
196 + 28p + p2 = 163

Factor a perfect square on the left side:
(p + 14)(p + 14) = 163

Calculate the square root of the right side: 12.767145335

Break this problem into two subproblems by setting 
(p + 14) equal to 12.767145335 and -12.767145335.

Subproblem 1

p + 14 = 12.767145335 Simplifying p + 14 = 12.767145335 Reorder the terms: 14 + p = 12.767145335 Solving 14 + p = 12.767145335 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + p = 12.767145335 + -14 Combine like terms: 14 + -14 = 0 0 + p = 12.767145335 + -14 p = 12.767145335 + -14 Combine like terms: 12.767145335 + -14 = -1.232854665 p = -1.232854665 Simplifying p = -1.232854665

Subproblem 2

p + 14 = -12.767145335 Simplifying p + 14 = -12.767145335 Reorder the terms: 14 + p = -12.767145335 Solving 14 + p = -12.767145335 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + p = -12.767145335 + -14 Combine like terms: 14 + -14 = 0 0 + p = -12.767145335 + -14 p = -12.767145335 + -14 Combine like terms: -12.767145335 + -14 = -26.767145335 p = -26.767145335 Simplifying p = -26.767145335

Solution

The solution to the problem is based on the solutions from the subproblems. p = {-1.232854665, -26.767145335}

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