12y^2-7y=-7

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Solution for 12y^2-7y=-7 equation:


Simplifying
12y2 + -7y = -7

Reorder the terms:
-7y + 12y2 = -7

Solving
-7y + 12y2 = -7

Solving for variable 'y'.

Reorder the terms:
7 + -7y + 12y2 = -7 + 7

Combine like terms: -7 + 7 = 0
7 + -7y + 12y2 = 0

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

Divide each side by '12'.
0.5833333333 + -0.5833333333y + y2 = 0

Move the constant term to the right:

Add '-0.5833333333' to each side of the equation.
0.5833333333 + -0.5833333333y + -0.5833333333 + y2 = 0 + -0.5833333333

Reorder the terms:
0.5833333333 + -0.5833333333 + -0.5833333333y + y2 = 0 + -0.5833333333

Combine like terms: 0.5833333333 + -0.5833333333 = 0.0000000000
0.0000000000 + -0.5833333333y + y2 = 0 + -0.5833333333
-0.5833333333y + y2 = 0 + -0.5833333333

Combine like terms: 0 + -0.5833333333 = -0.5833333333
-0.5833333333y + y2 = -0.5833333333

The y term is -0.5833333333y.  Take half its coefficient (-0.2916666667).
Square it (0.08506944446) and add it to both sides.

Add '0.08506944446' to each side of the equation.
-0.5833333333y + 0.08506944446 + y2 = -0.5833333333 + 0.08506944446

Reorder the terms:
0.08506944446 + -0.5833333333y + y2 = -0.5833333333 + 0.08506944446

Combine like terms: -0.5833333333 + 0.08506944446 = -0.49826388884
0.08506944446 + -0.5833333333y + y2 = -0.49826388884

Factor a perfect square on the left side:
(y + -0.2916666667)(y + -0.2916666667) = -0.49826388884

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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