10p^2-3p-97=3p

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Solution for 10p^2-3p-97=3p equation:


Simplifying
10p2 + -3p + -97 = 3p

Reorder the terms:
-97 + -3p + 10p2 = 3p

Solving
-97 + -3p + 10p2 = 3p

Solving for variable 'p'.

Reorder the terms:
-97 + -3p + -3p + 10p2 = 3p + -3p

Combine like terms: -3p + -3p = -6p
-97 + -6p + 10p2 = 3p + -3p

Combine like terms: 3p + -3p = 0
-97 + -6p + 10p2 = 0

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

Divide each side by '10'.
-9.7 + -0.6p + p2 = 0

Move the constant term to the right:

Add '9.7' to each side of the equation.
-9.7 + -0.6p + 9.7 + p2 = 0 + 9.7

Reorder the terms:
-9.7 + 9.7 + -0.6p + p2 = 0 + 9.7

Combine like terms: -9.7 + 9.7 = 0.0
0.0 + -0.6p + p2 = 0 + 9.7
-0.6p + p2 = 0 + 9.7

Combine like terms: 0 + 9.7 = 9.7
-0.6p + p2 = 9.7

The p term is -0.6p.  Take half its coefficient (-0.3).
Square it (0.09) and add it to both sides.

Add '0.09' to each side of the equation.
-0.6p + 0.09 + p2 = 9.7 + 0.09

Reorder the terms:
0.09 + -0.6p + p2 = 9.7 + 0.09

Combine like terms: 9.7 + 0.09 = 9.79
0.09 + -0.6p + p2 = 9.79

Factor a perfect square on the left side:
(p + -0.3)(p + -0.3) = 9.79

Calculate the square root of the right side: 3.128897569

Break this problem into two subproblems by setting 
(p + -0.3) equal to 3.128897569 and -3.128897569.

Subproblem 1

p + -0.3 = 3.128897569 Simplifying p + -0.3 = 3.128897569 Reorder the terms: -0.3 + p = 3.128897569 Solving -0.3 + p = 3.128897569 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.3' to each side of the equation. -0.3 + 0.3 + p = 3.128897569 + 0.3 Combine like terms: -0.3 + 0.3 = 0.0 0.0 + p = 3.128897569 + 0.3 p = 3.128897569 + 0.3 Combine like terms: 3.128897569 + 0.3 = 3.428897569 p = 3.428897569 Simplifying p = 3.428897569

Subproblem 2

p + -0.3 = -3.128897569 Simplifying p + -0.3 = -3.128897569 Reorder the terms: -0.3 + p = -3.128897569 Solving -0.3 + p = -3.128897569 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.3' to each side of the equation. -0.3 + 0.3 + p = -3.128897569 + 0.3 Combine like terms: -0.3 + 0.3 = 0.0 0.0 + p = -3.128897569 + 0.3 p = -3.128897569 + 0.3 Combine like terms: -3.128897569 + 0.3 = -2.828897569 p = -2.828897569 Simplifying p = -2.828897569

Solution

The solution to the problem is based on the solutions from the subproblems. p = {3.428897569, -2.828897569}

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