7p^2-11p-4p^2-p+1=

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Solution for 7p^2-11p-4p^2-p+1= equation:


Simplifying
7p2 + -11p + -4p2 + -1p + 1 = 0

Reorder the terms:
1 + -11p + -1p + 7p2 + -4p2 = 0

Combine like terms: -11p + -1p = -12p
1 + -12p + 7p2 + -4p2 = 0

Combine like terms: 7p2 + -4p2 = 3p2
1 + -12p + 3p2 = 0

Solving
1 + -12p + 3p2 = 0

Solving for variable 'p'.

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

Divide each side by '3'.
0.3333333333 + -4p + p2 = 0

Move the constant term to the right:

Add '-0.3333333333' to each side of the equation.
0.3333333333 + -4p + -0.3333333333 + p2 = 0 + -0.3333333333

Reorder the terms:
0.3333333333 + -0.3333333333 + -4p + p2 = 0 + -0.3333333333

Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000
0.0000000000 + -4p + p2 = 0 + -0.3333333333
-4p + p2 = 0 + -0.3333333333

Combine like terms: 0 + -0.3333333333 = -0.3333333333
-4p + p2 = -0.3333333333

The p term is -4p.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4p + 4 + p2 = -0.3333333333 + 4

Reorder the terms:
4 + -4p + p2 = -0.3333333333 + 4

Combine like terms: -0.3333333333 + 4 = 3.6666666667
4 + -4p + p2 = 3.6666666667

Factor a perfect square on the left side:
(p + -2)(p + -2) = 3.6666666667

Calculate the square root of the right side: 1.914854216

Break this problem into two subproblems by setting 
(p + -2) equal to 1.914854216 and -1.914854216.

Subproblem 1

p + -2 = 1.914854216 Simplifying p + -2 = 1.914854216 Reorder the terms: -2 + p = 1.914854216 Solving -2 + p = 1.914854216 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + p = 1.914854216 + 2 Combine like terms: -2 + 2 = 0 0 + p = 1.914854216 + 2 p = 1.914854216 + 2 Combine like terms: 1.914854216 + 2 = 3.914854216 p = 3.914854216 Simplifying p = 3.914854216

Subproblem 2

p + -2 = -1.914854216 Simplifying p + -2 = -1.914854216 Reorder the terms: -2 + p = -1.914854216 Solving -2 + p = -1.914854216 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + p = -1.914854216 + 2 Combine like terms: -2 + 2 = 0 0 + p = -1.914854216 + 2 p = -1.914854216 + 2 Combine like terms: -1.914854216 + 2 = 0.085145784 p = 0.085145784 Simplifying p = 0.085145784

Solution

The solution to the problem is based on the solutions from the subproblems. p = {3.914854216, 0.085145784}

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