63=w^2+9w

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Solution for 63=w^2+9w equation:


Simplifying
63 = w2 + 9w

Reorder the terms:
63 = 9w + w2

Solving
63 = 9w + w2

Solving for variable 'w'.

Reorder the terms:
63 + -9w + -1w2 = 9w + -9w + w2 + -1w2

Combine like terms: 9w + -9w = 0
63 + -9w + -1w2 = 0 + w2 + -1w2
63 + -9w + -1w2 = w2 + -1w2

Combine like terms: w2 + -1w2 = 0
63 + -9w + -1w2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-63 + 9w + w2 = 0

Move the constant term to the right:

Add '63' to each side of the equation.
-63 + 9w + 63 + w2 = 0 + 63

Reorder the terms:
-63 + 63 + 9w + w2 = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 9w + w2 = 0 + 63
9w + w2 = 0 + 63

Combine like terms: 0 + 63 = 63
9w + w2 = 63

The w term is 9w.  Take half its coefficient (4.5).
Square it (20.25) and add it to both sides.

Add '20.25' to each side of the equation.
9w + 20.25 + w2 = 63 + 20.25

Reorder the terms:
20.25 + 9w + w2 = 63 + 20.25

Combine like terms: 63 + 20.25 = 83.25
20.25 + 9w + w2 = 83.25

Factor a perfect square on the left side:
(w + 4.5)(w + 4.5) = 83.25

Calculate the square root of the right side: 9.124143795

Break this problem into two subproblems by setting 
(w + 4.5) equal to 9.124143795 and -9.124143795.

Subproblem 1

w + 4.5 = 9.124143795 Simplifying w + 4.5 = 9.124143795 Reorder the terms: 4.5 + w = 9.124143795 Solving 4.5 + w = 9.124143795 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-4.5' to each side of the equation. 4.5 + -4.5 + w = 9.124143795 + -4.5 Combine like terms: 4.5 + -4.5 = 0.0 0.0 + w = 9.124143795 + -4.5 w = 9.124143795 + -4.5 Combine like terms: 9.124143795 + -4.5 = 4.624143795 w = 4.624143795 Simplifying w = 4.624143795

Subproblem 2

w + 4.5 = -9.124143795 Simplifying w + 4.5 = -9.124143795 Reorder the terms: 4.5 + w = -9.124143795 Solving 4.5 + w = -9.124143795 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-4.5' to each side of the equation. 4.5 + -4.5 + w = -9.124143795 + -4.5 Combine like terms: 4.5 + -4.5 = 0.0 0.0 + w = -9.124143795 + -4.5 w = -9.124143795 + -4.5 Combine like terms: -9.124143795 + -4.5 = -13.624143795 w = -13.624143795 Simplifying w = -13.624143795

Solution

The solution to the problem is based on the solutions from the subproblems. w = {4.624143795, -13.624143795}

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