0.05+0.01p(22-p)=0.54

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Solution for 0.05+0.01p(22-p)=0.54 equation:


Simplifying
0.05 + 0.01p(22 + -1p) = 0.54
0.05 + (22 * 0.01p + -1p * 0.01p) = 0.54
0.05 + (0.22p + -0.01p2) = 0.54

Solving
0.05 + 0.22p + -0.01p2 = 0.54

Solving for variable 'p'.

Reorder the terms:
0.05 + -0.54 + 0.22p + -0.01p2 = 0.54 + -0.54

Combine like terms: 0.05 + -0.54 = -0.49
-0.49 + 0.22p + -0.01p2 = 0.54 + -0.54

Combine like terms: 0.54 + -0.54 = 0.00
-0.49 + 0.22p + -0.01p2 = 0.00

Begin completing the square.  Divide all terms by
-0.01 the coefficient of the squared term: 

Divide each side by '-0.01'.
49 + -22p + p2 = 0

Move the constant term to the right:

Add '-49' to each side of the equation.
49 + -22p + -49 + p2 = 0 + -49

Reorder the terms:
49 + -49 + -22p + p2 = 0 + -49

Combine like terms: 49 + -49 = 0
0 + -22p + p2 = 0 + -49
-22p + p2 = 0 + -49

Combine like terms: 0 + -49 = -49
-22p + p2 = -49

The p term is -22p.  Take half its coefficient (-11).
Square it (121) and add it to both sides.

Add '121' to each side of the equation.
-22p + 121 + p2 = -49 + 121

Reorder the terms:
121 + -22p + p2 = -49 + 121

Combine like terms: -49 + 121 = 72
121 + -22p + p2 = 72

Factor a perfect square on the left side:
(p + -11)(p + -11) = 72

Calculate the square root of the right side: 8.485281374

Break this problem into two subproblems by setting 
(p + -11) equal to 8.485281374 and -8.485281374.

Subproblem 1

p + -11 = 8.485281374 Simplifying p + -11 = 8.485281374 Reorder the terms: -11 + p = 8.485281374 Solving -11 + p = 8.485281374 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '11' to each side of the equation. -11 + 11 + p = 8.485281374 + 11 Combine like terms: -11 + 11 = 0 0 + p = 8.485281374 + 11 p = 8.485281374 + 11 Combine like terms: 8.485281374 + 11 = 19.485281374 p = 19.485281374 Simplifying p = 19.485281374

Subproblem 2

p + -11 = -8.485281374 Simplifying p + -11 = -8.485281374 Reorder the terms: -11 + p = -8.485281374 Solving -11 + p = -8.485281374 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '11' to each side of the equation. -11 + 11 + p = -8.485281374 + 11 Combine like terms: -11 + 11 = 0 0 + p = -8.485281374 + 11 p = -8.485281374 + 11 Combine like terms: -8.485281374 + 11 = 2.514718626 p = 2.514718626 Simplifying p = 2.514718626

Solution

The solution to the problem is based on the solutions from the subproblems. p = {19.485281374, 2.514718626}

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