p^2+11p=10

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Solution for p^2+11p=10 equation:


Simplifying
p2 + 11p = 10

Reorder the terms:
11p + p2 = 10

Solving
11p + p2 = 10

Solving for variable 'p'.

Reorder the terms:
-10 + 11p + p2 = 10 + -10

Combine like terms: 10 + -10 = 0
-10 + 11p + p2 = 0

Begin completing the square.

Move the constant term to the right:

Add '10' to each side of the equation.
-10 + 11p + 10 + p2 = 0 + 10

Reorder the terms:
-10 + 10 + 11p + p2 = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 11p + p2 = 0 + 10
11p + p2 = 0 + 10

Combine like terms: 0 + 10 = 10
11p + p2 = 10

The p term is 11p.  Take half its coefficient (5.5).
Square it (30.25) and add it to both sides.

Add '30.25' to each side of the equation.
11p + 30.25 + p2 = 10 + 30.25

Reorder the terms:
30.25 + 11p + p2 = 10 + 30.25

Combine like terms: 10 + 30.25 = 40.25
30.25 + 11p + p2 = 40.25

Factor a perfect square on the left side:
(p + 5.5)(p + 5.5) = 40.25

Calculate the square root of the right side: 6.34428877

Break this problem into two subproblems by setting 
(p + 5.5) equal to 6.34428877 and -6.34428877.

Subproblem 1

p + 5.5 = 6.34428877 Simplifying p + 5.5 = 6.34428877 Reorder the terms: 5.5 + p = 6.34428877 Solving 5.5 + p = 6.34428877 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + p = 6.34428877 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + p = 6.34428877 + -5.5 p = 6.34428877 + -5.5 Combine like terms: 6.34428877 + -5.5 = 0.84428877 p = 0.84428877 Simplifying p = 0.84428877

Subproblem 2

p + 5.5 = -6.34428877 Simplifying p + 5.5 = -6.34428877 Reorder the terms: 5.5 + p = -6.34428877 Solving 5.5 + p = -6.34428877 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + p = -6.34428877 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + p = -6.34428877 + -5.5 p = -6.34428877 + -5.5 Combine like terms: -6.34428877 + -5.5 = -11.84428877 p = -11.84428877 Simplifying p = -11.84428877

Solution

The solution to the problem is based on the solutions from the subproblems. p = {0.84428877, -11.84428877}

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