q^2-13q+14=

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Solution for q^2-13q+14= equation:


Simplifying
q2 + -13q + 14 = 0

Reorder the terms:
14 + -13q + q2 = 0

Solving
14 + -13q + q2 = 0

Solving for variable 'q'.

Begin completing the square.

Move the constant term to the right:

Add '-14' to each side of the equation.
14 + -13q + -14 + q2 = 0 + -14

Reorder the terms:
14 + -14 + -13q + q2 = 0 + -14

Combine like terms: 14 + -14 = 0
0 + -13q + q2 = 0 + -14
-13q + q2 = 0 + -14

Combine like terms: 0 + -14 = -14
-13q + q2 = -14

The q term is -13q.  Take half its coefficient (-6.5).
Square it (42.25) and add it to both sides.

Add '42.25' to each side of the equation.
-13q + 42.25 + q2 = -14 + 42.25

Reorder the terms:
42.25 + -13q + q2 = -14 + 42.25

Combine like terms: -14 + 42.25 = 28.25
42.25 + -13q + q2 = 28.25

Factor a perfect square on the left side:
(q + -6.5)(q + -6.5) = 28.25

Calculate the square root of the right side: 5.315072906

Break this problem into two subproblems by setting 
(q + -6.5) equal to 5.315072906 and -5.315072906.

Subproblem 1

q + -6.5 = 5.315072906 Simplifying q + -6.5 = 5.315072906 Reorder the terms: -6.5 + q = 5.315072906 Solving -6.5 + q = 5.315072906 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + q = 5.315072906 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + q = 5.315072906 + 6.5 q = 5.315072906 + 6.5 Combine like terms: 5.315072906 + 6.5 = 11.815072906 q = 11.815072906 Simplifying q = 11.815072906

Subproblem 2

q + -6.5 = -5.315072906 Simplifying q + -6.5 = -5.315072906 Reorder the terms: -6.5 + q = -5.315072906 Solving -6.5 + q = -5.315072906 Solving for variable 'q'. Move all terms containing q to the left, all other terms to the right. Add '6.5' to each side of the equation. -6.5 + 6.5 + q = -5.315072906 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + q = -5.315072906 + 6.5 q = -5.315072906 + 6.5 Combine like terms: -5.315072906 + 6.5 = 1.184927094 q = 1.184927094 Simplifying q = 1.184927094

Solution

The solution to the problem is based on the solutions from the subproblems. q = {11.815072906, 1.184927094}

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