q-14-2q^2=0

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Solution for q-14-2q^2=0 equation:


Simplifying
q + -14 + -2q2 = 0

Reorder the terms:
-14 + q + -2q2 = 0

Solving
-14 + q + -2q2 = 0

Solving for variable 'q'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
7 + -0.5q + q2 = 0

Move the constant term to the right:

Add '-7' to each side of the equation.
7 + -0.5q + -7 + q2 = 0 + -7

Reorder the terms:
7 + -7 + -0.5q + q2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -0.5q + q2 = 0 + -7
-0.5q + q2 = 0 + -7

Combine like terms: 0 + -7 = -7
-0.5q + q2 = -7

The q term is q.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-0.5q + 0.25 + q2 = -7 + 0.25

Reorder the terms:
0.25 + -0.5q + q2 = -7 + 0.25

Combine like terms: -7 + 0.25 = -6.75
0.25 + -0.5q + q2 = -6.75

Factor a perfect square on the left side:
(q + 0.5)(q + 0.5) = -6.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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