p^2+6p=127

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Solution for p^2+6p=127 equation:


Simplifying
p2 + 6p = 127

Reorder the terms:
6p + p2 = 127

Solving
6p + p2 = 127

Solving for variable 'p'.

Reorder the terms:
-127 + 6p + p2 = 127 + -127

Combine like terms: 127 + -127 = 0
-127 + 6p + p2 = 0

Begin completing the square.

Move the constant term to the right:

Add '127' to each side of the equation.
-127 + 6p + 127 + p2 = 0 + 127

Reorder the terms:
-127 + 127 + 6p + p2 = 0 + 127

Combine like terms: -127 + 127 = 0
0 + 6p + p2 = 0 + 127
6p + p2 = 0 + 127

Combine like terms: 0 + 127 = 127
6p + p2 = 127

The p term is 6p.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6p + 9 + p2 = 127 + 9

Reorder the terms:
9 + 6p + p2 = 127 + 9

Combine like terms: 127 + 9 = 136
9 + 6p + p2 = 136

Factor a perfect square on the left side:
(p + 3)(p + 3) = 136

Calculate the square root of the right side: 11.66190379

Break this problem into two subproblems by setting 
(p + 3) equal to 11.66190379 and -11.66190379.

Subproblem 1

p + 3 = 11.66190379 Simplifying p + 3 = 11.66190379 Reorder the terms: 3 + p = 11.66190379 Solving 3 + p = 11.66190379 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + p = 11.66190379 + -3 Combine like terms: 3 + -3 = 0 0 + p = 11.66190379 + -3 p = 11.66190379 + -3 Combine like terms: 11.66190379 + -3 = 8.66190379 p = 8.66190379 Simplifying p = 8.66190379

Subproblem 2

p + 3 = -11.66190379 Simplifying p + 3 = -11.66190379 Reorder the terms: 3 + p = -11.66190379 Solving 3 + p = -11.66190379 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + p = -11.66190379 + -3 Combine like terms: 3 + -3 = 0 0 + p = -11.66190379 + -3 p = -11.66190379 + -3 Combine like terms: -11.66190379 + -3 = -14.66190379 p = -14.66190379 Simplifying p = -14.66190379

Solution

The solution to the problem is based on the solutions from the subproblems. p = {8.66190379, -14.66190379}

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