-8y^2+6y=5

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Solution for -8y^2+6y=5 equation:


Simplifying
-8y2 + 6y = 5

Reorder the terms:
6y + -8y2 = 5

Solving
6y + -8y2 = 5

Solving for variable 'y'.

Reorder the terms:
-5 + 6y + -8y2 = 5 + -5

Combine like terms: 5 + -5 = 0
-5 + 6y + -8y2 = 0

Begin completing the square.  Divide all terms by
-8 the coefficient of the squared term: 

Divide each side by '-8'.
0.625 + -0.75y + y2 = 0

Move the constant term to the right:

Add '-0.625' to each side of the equation.
0.625 + -0.75y + -0.625 + y2 = 0 + -0.625

Reorder the terms:
0.625 + -0.625 + -0.75y + y2 = 0 + -0.625

Combine like terms: 0.625 + -0.625 = 0.000
0.000 + -0.75y + y2 = 0 + -0.625
-0.75y + y2 = 0 + -0.625

Combine like terms: 0 + -0.625 = -0.625
-0.75y + y2 = -0.625

The y term is -0.75y.  Take half its coefficient (-0.375).
Square it (0.140625) and add it to both sides.

Add '0.140625' to each side of the equation.
-0.75y + 0.140625 + y2 = -0.625 + 0.140625

Reorder the terms:
0.140625 + -0.75y + y2 = -0.625 + 0.140625

Combine like terms: -0.625 + 0.140625 = -0.484375
0.140625 + -0.75y + y2 = -0.484375

Factor a perfect square on the left side:
(y + -0.375)(y + -0.375) = -0.484375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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