5y^2-44y-96=0

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Solution for 5y^2-44y-96=0 equation:


Simplifying
5y2 + -44y + -96 = 0

Reorder the terms:
-96 + -44y + 5y2 = 0

Solving
-96 + -44y + 5y2 = 0

Solving for variable 'y'.

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

Divide each side by '5'.
-19.2 + -8.8y + y2 = 0

Move the constant term to the right:

Add '19.2' to each side of the equation.
-19.2 + -8.8y + 19.2 + y2 = 0 + 19.2

Reorder the terms:
-19.2 + 19.2 + -8.8y + y2 = 0 + 19.2

Combine like terms: -19.2 + 19.2 = 0.0
0.0 + -8.8y + y2 = 0 + 19.2
-8.8y + y2 = 0 + 19.2

Combine like terms: 0 + 19.2 = 19.2
-8.8y + y2 = 19.2

The y term is -8.8y.  Take half its coefficient (-4.4).
Square it (19.36) and add it to both sides.

Add '19.36' to each side of the equation.
-8.8y + 19.36 + y2 = 19.2 + 19.36

Reorder the terms:
19.36 + -8.8y + y2 = 19.2 + 19.36

Combine like terms: 19.2 + 19.36 = 38.56
19.36 + -8.8y + y2 = 38.56

Factor a perfect square on the left side:
(y + -4.4)(y + -4.4) = 38.56

Calculate the square root of the right side: 6.209669879

Break this problem into two subproblems by setting 
(y + -4.4) equal to 6.209669879 and -6.209669879.

Subproblem 1

y + -4.4 = 6.209669879 Simplifying y + -4.4 = 6.209669879 Reorder the terms: -4.4 + y = 6.209669879 Solving -4.4 + y = 6.209669879 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '4.4' to each side of the equation. -4.4 + 4.4 + y = 6.209669879 + 4.4 Combine like terms: -4.4 + 4.4 = 0.0 0.0 + y = 6.209669879 + 4.4 y = 6.209669879 + 4.4 Combine like terms: 6.209669879 + 4.4 = 10.609669879 y = 10.609669879 Simplifying y = 10.609669879

Subproblem 2

y + -4.4 = -6.209669879 Simplifying y + -4.4 = -6.209669879 Reorder the terms: -4.4 + y = -6.209669879 Solving -4.4 + y = -6.209669879 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '4.4' to each side of the equation. -4.4 + 4.4 + y = -6.209669879 + 4.4 Combine like terms: -4.4 + 4.4 = 0.0 0.0 + y = -6.209669879 + 4.4 y = -6.209669879 + 4.4 Combine like terms: -6.209669879 + 4.4 = -1.809669879 y = -1.809669879 Simplifying y = -1.809669879

Solution

The solution to the problem is based on the solutions from the subproblems. y = {10.609669879, -1.809669879}

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