-13w^2+18w-25=

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Solution for -13w^2+18w-25= equation:


Simplifying
-13w2 + 18w + -25 = 0

Reorder the terms:
-25 + 18w + -13w2 = 0

Solving
-25 + 18w + -13w2 = 0

Solving for variable 'w'.

Begin completing the square.  Divide all terms by
-13 the coefficient of the squared term: 

Divide each side by '-13'.
1.923076923 + -1.384615385w + w2 = 0

Move the constant term to the right:

Add '-1.923076923' to each side of the equation.
1.923076923 + -1.384615385w + -1.923076923 + w2 = 0 + -1.923076923

Reorder the terms:
1.923076923 + -1.923076923 + -1.384615385w + w2 = 0 + -1.923076923

Combine like terms: 1.923076923 + -1.923076923 = 0.000000000
0.000000000 + -1.384615385w + w2 = 0 + -1.923076923
-1.384615385w + w2 = 0 + -1.923076923

Combine like terms: 0 + -1.923076923 = -1.923076923
-1.384615385w + w2 = -1.923076923

The w term is -1.384615385w.  Take half its coefficient (-0.6923076925).
Square it (0.4792899411) and add it to both sides.

Add '0.4792899411' to each side of the equation.
-1.384615385w + 0.4792899411 + w2 = -1.923076923 + 0.4792899411

Reorder the terms:
0.4792899411 + -1.384615385w + w2 = -1.923076923 + 0.4792899411

Combine like terms: -1.923076923 + 0.4792899411 = -1.4437869819
0.4792899411 + -1.384615385w + w2 = -1.4437869819

Factor a perfect square on the left side:
(w + -0.6923076925)(w + -0.6923076925) = -1.4437869819

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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