-.12q^2+.18q-6=0

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Solution for -.12q^2+.18q-6=0 equation:


Simplifying
-0.12q2 + 0.18q + -6 = 0

Reorder the terms:
-6 + 0.18q + -0.12q2 = 0

Solving
-6 + 0.18q + -0.12q2 = 0

Solving for variable 'q'.

Begin completing the square.  Divide all terms by
-0.12 the coefficient of the squared term: 

Divide each side by '-0.12'.
50 + -1.5q + q2 = 0

Move the constant term to the right:

Add '-50' to each side of the equation.
50 + -1.5q + -50 + q2 = 0 + -50

Reorder the terms:
50 + -50 + -1.5q + q2 = 0 + -50

Combine like terms: 50 + -50 = 0
0 + -1.5q + q2 = 0 + -50
-1.5q + q2 = 0 + -50

Combine like terms: 0 + -50 = -50
-1.5q + q2 = -50

The q term is -1.5q.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5q + 0.5625 + q2 = -50 + 0.5625

Reorder the terms:
0.5625 + -1.5q + q2 = -50 + 0.5625

Combine like terms: -50 + 0.5625 = -49.4375
0.5625 + -1.5q + q2 = -49.4375

Factor a perfect square on the left side:
(q + -0.75)(q + -0.75) = -49.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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