7=6p+6p^2

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Solution for 7=6p+6p^2 equation:


Simplifying
7 = 6p + 6p2

Solving
7 = 6p + 6p2

Solving for variable 'p'.

Reorder the terms:
7 + -6p + -6p2 = 6p + -6p + 6p2 + -6p2

Combine like terms: 6p + -6p = 0
7 + -6p + -6p2 = 0 + 6p2 + -6p2
7 + -6p + -6p2 = 6p2 + -6p2

Combine like terms: 6p2 + -6p2 = 0
7 + -6p + -6p2 = 0

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
-1.166666667 + p + p2 = 0

Move the constant term to the right:

Add '1.166666667' to each side of the equation.
-1.166666667 + p + 1.166666667 + p2 = 0 + 1.166666667

Reorder the terms:
-1.166666667 + 1.166666667 + p + p2 = 0 + 1.166666667

Combine like terms: -1.166666667 + 1.166666667 = 0.000000000
0.000000000 + p + p2 = 0 + 1.166666667
p + p2 = 0 + 1.166666667

Combine like terms: 0 + 1.166666667 = 1.166666667
p + p2 = 1.166666667

The p term is p.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
 + 0.25 + p2 = 1.166666667 + 0.25

Combine like terms:  + 0.25 = 1.25
1.25 + p2 = 1.166666667 + 0.25

Combine like terms: 1.166666667 + 0.25 = 1.416666667
1.25 + p2 = 1.416666667

Factor a perfect square on the left side:
(p + 0.5)(p + 0.5) = 1.416666667

Calculate the square root of the right side: 1.190238072

Break this problem into two subproblems by setting 
(p + 0.5) equal to 1.190238072 and -1.190238072.

Subproblem 1

p + 0.5 = 1.190238072 Simplifying p + 0.5 = 1.190238072 Reorder the terms: 0.5 + p = 1.190238072 Solving 0.5 + p = 1.190238072 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + p = 1.190238072 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + p = 1.190238072 + -0.5 p = 1.190238072 + -0.5 Combine like terms: 1.190238072 + -0.5 = 0.690238072 p = 0.690238072 Simplifying p = 0.690238072

Subproblem 2

p + 0.5 = -1.190238072 Simplifying p + 0.5 = -1.190238072 Reorder the terms: 0.5 + p = -1.190238072 Solving 0.5 + p = -1.190238072 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + p = -1.190238072 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + p = -1.190238072 + -0.5 p = -1.190238072 + -0.5 Combine like terms: -1.190238072 + -0.5 = -1.690238072 p = -1.690238072 Simplifying p = -1.690238072

Solution

The solution to the problem is based on the solutions from the subproblems. p = {0.690238072, -1.690238072}

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