4b^2=-12+b

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Solution for 4b^2=-12+b equation:


Simplifying
4b2 = -12 + b

Solving
4b2 = -12 + b

Solving for variable 'b'.

Reorder the terms:
12 + -1b + 4b2 = -12 + b + 12 + -1b

Reorder the terms:
12 + -1b + 4b2 = -12 + 12 + b + -1b

Combine like terms: -12 + 12 = 0
12 + -1b + 4b2 = 0 + b + -1b
12 + -1b + 4b2 = b + -1b

Combine like terms: b + -1b = 0
12 + -1b + 4b2 = 0

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

Divide each side by '4'.
3 + -0.25b + b2 = 0

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -0.25b + -3 + b2 = 0 + -3

Reorder the terms:
3 + -3 + -0.25b + b2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -0.25b + b2 = 0 + -3
-0.25b + b2 = 0 + -3

Combine like terms: 0 + -3 = -3
-0.25b + b2 = -3

The b term is -0.25b.  Take half its coefficient (-0.125).
Square it (0.015625) and add it to both sides.

Add '0.015625' to each side of the equation.
-0.25b + 0.015625 + b2 = -3 + 0.015625

Reorder the terms:
0.015625 + -0.25b + b2 = -3 + 0.015625

Combine like terms: -3 + 0.015625 = -2.984375
0.015625 + -0.25b + b2 = -2.984375

Factor a perfect square on the left side:
(b + -0.125)(b + -0.125) = -2.984375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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