p^2-89=-14p

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Solution for p^2-89=-14p equation:


Simplifying
p2 + -89 = -14p

Reorder the terms:
-89 + p2 = -14p

Solving
-89 + p2 = -14p

Solving for variable 'p'.

Reorder the terms:
-89 + 14p + p2 = -14p + 14p

Combine like terms: -14p + 14p = 0
-89 + 14p + p2 = 0

Begin completing the square.

Move the constant term to the right:

Add '89' to each side of the equation.
-89 + 14p + 89 + p2 = 0 + 89

Reorder the terms:
-89 + 89 + 14p + p2 = 0 + 89

Combine like terms: -89 + 89 = 0
0 + 14p + p2 = 0 + 89
14p + p2 = 0 + 89

Combine like terms: 0 + 89 = 89
14p + p2 = 89

The p term is 14p.  Take half its coefficient (7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
14p + 49 + p2 = 89 + 49

Reorder the terms:
49 + 14p + p2 = 89 + 49

Combine like terms: 89 + 49 = 138
49 + 14p + p2 = 138

Factor a perfect square on the left side:
(p + 7)(p + 7) = 138

Calculate the square root of the right side: 11.747340124

Break this problem into two subproblems by setting 
(p + 7) equal to 11.747340124 and -11.747340124.

Subproblem 1

p + 7 = 11.747340124 Simplifying p + 7 = 11.747340124 Reorder the terms: 7 + p = 11.747340124 Solving 7 + p = 11.747340124 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + p = 11.747340124 + -7 Combine like terms: 7 + -7 = 0 0 + p = 11.747340124 + -7 p = 11.747340124 + -7 Combine like terms: 11.747340124 + -7 = 4.747340124 p = 4.747340124 Simplifying p = 4.747340124

Subproblem 2

p + 7 = -11.747340124 Simplifying p + 7 = -11.747340124 Reorder the terms: 7 + p = -11.747340124 Solving 7 + p = -11.747340124 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + p = -11.747340124 + -7 Combine like terms: 7 + -7 = 0 0 + p = -11.747340124 + -7 p = -11.747340124 + -7 Combine like terms: -11.747340124 + -7 = -18.747340124 p = -18.747340124 Simplifying p = -18.747340124

Solution

The solution to the problem is based on the solutions from the subproblems. p = {4.747340124, -18.747340124}

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