4p^2-4p=-p^2+24

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Solution for 4p^2-4p=-p^2+24 equation:


Simplifying
4p2 + -4p = -1p2 + 24

Reorder the terms:
-4p + 4p2 = -1p2 + 24

Reorder the terms:
-4p + 4p2 = 24 + -1p2

Solving
-4p + 4p2 = 24 + -1p2

Solving for variable 'p'.

Reorder the terms:
-24 + -4p + 4p2 + p2 = 24 + -1p2 + -24 + p2

Combine like terms: 4p2 + p2 = 5p2
-24 + -4p + 5p2 = 24 + -1p2 + -24 + p2

Reorder the terms:
-24 + -4p + 5p2 = 24 + -24 + -1p2 + p2

Combine like terms: 24 + -24 = 0
-24 + -4p + 5p2 = 0 + -1p2 + p2
-24 + -4p + 5p2 = -1p2 + p2

Combine like terms: -1p2 + p2 = 0
-24 + -4p + 5p2 = 0

Begin completing the square.  Divide all terms by
5 the coefficient of the squared term: 

Divide each side by '5'.
-4.8 + -0.8p + p2 = 0

Move the constant term to the right:

Add '4.8' to each side of the equation.
-4.8 + -0.8p + 4.8 + p2 = 0 + 4.8

Reorder the terms:
-4.8 + 4.8 + -0.8p + p2 = 0 + 4.8

Combine like terms: -4.8 + 4.8 = 0.0
0.0 + -0.8p + p2 = 0 + 4.8
-0.8p + p2 = 0 + 4.8

Combine like terms: 0 + 4.8 = 4.8
-0.8p + p2 = 4.8

The p term is -0.8p.  Take half its coefficient (-0.4).
Square it (0.16) and add it to both sides.

Add '0.16' to each side of the equation.
-0.8p + 0.16 + p2 = 4.8 + 0.16

Reorder the terms:
0.16 + -0.8p + p2 = 4.8 + 0.16

Combine like terms: 4.8 + 0.16 = 4.96
0.16 + -0.8p + p2 = 4.96

Factor a perfect square on the left side:
(p + -0.4)(p + -0.4) = 4.96

Calculate the square root of the right side: 2.227105745

Break this problem into two subproblems by setting 
(p + -0.4) equal to 2.227105745 and -2.227105745.

Subproblem 1

p + -0.4 = 2.227105745 Simplifying p + -0.4 = 2.227105745 Reorder the terms: -0.4 + p = 2.227105745 Solving -0.4 + p = 2.227105745 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.4' to each side of the equation. -0.4 + 0.4 + p = 2.227105745 + 0.4 Combine like terms: -0.4 + 0.4 = 0.0 0.0 + p = 2.227105745 + 0.4 p = 2.227105745 + 0.4 Combine like terms: 2.227105745 + 0.4 = 2.627105745 p = 2.627105745 Simplifying p = 2.627105745

Subproblem 2

p + -0.4 = -2.227105745 Simplifying p + -0.4 = -2.227105745 Reorder the terms: -0.4 + p = -2.227105745 Solving -0.4 + p = -2.227105745 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.4' to each side of the equation. -0.4 + 0.4 + p = -2.227105745 + 0.4 Combine like terms: -0.4 + 0.4 = 0.0 0.0 + p = -2.227105745 + 0.4 p = -2.227105745 + 0.4 Combine like terms: -2.227105745 + 0.4 = -1.827105745 p = -1.827105745 Simplifying p = -1.827105745

Solution

The solution to the problem is based on the solutions from the subproblems. p = {2.627105745, -1.827105745}

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