p^2+12p-2016=0

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Solution for p^2+12p-2016=0 equation:


Simplifying
p2 + 12p + -2016 = 0

Reorder the terms:
-2016 + 12p + p2 = 0

Solving
-2016 + 12p + p2 = 0

Solving for variable 'p'.

Begin completing the square.

Move the constant term to the right:

Add '2016' to each side of the equation.
-2016 + 12p + 2016 + p2 = 0 + 2016

Reorder the terms:
-2016 + 2016 + 12p + p2 = 0 + 2016

Combine like terms: -2016 + 2016 = 0
0 + 12p + p2 = 0 + 2016
12p + p2 = 0 + 2016

Combine like terms: 0 + 2016 = 2016
12p + p2 = 2016

The p term is 12p.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12p + 36 + p2 = 2016 + 36

Reorder the terms:
36 + 12p + p2 = 2016 + 36

Combine like terms: 2016 + 36 = 2052
36 + 12p + p2 = 2052

Factor a perfect square on the left side:
(p + 6)(p + 6) = 2052

Calculate the square root of the right side: 45.299006612

Break this problem into two subproblems by setting 
(p + 6) equal to 45.299006612 and -45.299006612.

Subproblem 1

p + 6 = 45.299006612 Simplifying p + 6 = 45.299006612 Reorder the terms: 6 + p = 45.299006612 Solving 6 + p = 45.299006612 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + p = 45.299006612 + -6 Combine like terms: 6 + -6 = 0 0 + p = 45.299006612 + -6 p = 45.299006612 + -6 Combine like terms: 45.299006612 + -6 = 39.299006612 p = 39.299006612 Simplifying p = 39.299006612

Subproblem 2

p + 6 = -45.299006612 Simplifying p + 6 = -45.299006612 Reorder the terms: 6 + p = -45.299006612 Solving 6 + p = -45.299006612 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + p = -45.299006612 + -6 Combine like terms: 6 + -6 = 0 0 + p = -45.299006612 + -6 p = -45.299006612 + -6 Combine like terms: -45.299006612 + -6 = -51.299006612 p = -51.299006612 Simplifying p = -51.299006612

Solution

The solution to the problem is based on the solutions from the subproblems. p = {39.299006612, -51.299006612}

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