7b^2+7=3b

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Solution for 7b^2+7=3b equation:


Simplifying
7b2 + 7 = 3b

Reorder the terms:
7 + 7b2 = 3b

Solving
7 + 7b2 = 3b

Solving for variable 'b'.

Reorder the terms:
7 + -3b + 7b2 = 3b + -3b

Combine like terms: 3b + -3b = 0
7 + -3b + 7b2 = 0

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

Divide each side by '7'.
1 + -0.4285714286b + b2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -0.4285714286b + -1 + b2 = 0 + -1

Reorder the terms:
1 + -1 + -0.4285714286b + b2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -0.4285714286b + b2 = 0 + -1
-0.4285714286b + b2 = 0 + -1

Combine like terms: 0 + -1 = -1
-0.4285714286b + b2 = -1

The b term is -0.4285714286b.  Take half its coefficient (-0.2142857143).
Square it (0.04591836735) and add it to both sides.

Add '0.04591836735' to each side of the equation.
-0.4285714286b + 0.04591836735 + b2 = -1 + 0.04591836735

Reorder the terms:
0.04591836735 + -0.4285714286b + b2 = -1 + 0.04591836735

Combine like terms: -1 + 0.04591836735 = -0.95408163265
0.04591836735 + -0.4285714286b + b2 = -0.95408163265

Factor a perfect square on the left side:
(b + -0.2142857143)(b + -0.2142857143) = -0.95408163265

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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