9b^2-26b=-100

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Solution for 9b^2-26b=-100 equation:


Simplifying
9b2 + -26b = -100

Reorder the terms:
-26b + 9b2 = -100

Solving
-26b + 9b2 = -100

Solving for variable 'b'.

Reorder the terms:
100 + -26b + 9b2 = -100 + 100

Combine like terms: -100 + 100 = 0
100 + -26b + 9b2 = 0

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

Divide each side by '9'.
11.11111111 + -2.888888889b + b2 = 0

Move the constant term to the right:

Add '-11.11111111' to each side of the equation.
11.11111111 + -2.888888889b + -11.11111111 + b2 = 0 + -11.11111111

Reorder the terms:
11.11111111 + -11.11111111 + -2.888888889b + b2 = 0 + -11.11111111

Combine like terms: 11.11111111 + -11.11111111 = 0.00000000
0.00000000 + -2.888888889b + b2 = 0 + -11.11111111
-2.888888889b + b2 = 0 + -11.11111111

Combine like terms: 0 + -11.11111111 = -11.11111111
-2.888888889b + b2 = -11.11111111

The b term is -2.888888889b.  Take half its coefficient (-1.444444445).
Square it (2.086419755) and add it to both sides.

Add '2.086419755' to each side of the equation.
-2.888888889b + 2.086419755 + b2 = -11.11111111 + 2.086419755

Reorder the terms:
2.086419755 + -2.888888889b + b2 = -11.11111111 + 2.086419755

Combine like terms: -11.11111111 + 2.086419755 = -9.024691355
2.086419755 + -2.888888889b + b2 = -9.024691355

Factor a perfect square on the left side:
(b + -1.444444445)(b + -1.444444445) = -9.024691355

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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