w^2+5w-96=0

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Solution for w^2+5w-96=0 equation:


Simplifying
w2 + 5w + -96 = 0

Reorder the terms:
-96 + 5w + w2 = 0

Solving
-96 + 5w + w2 = 0

Solving for variable 'w'.

Begin completing the square.

Move the constant term to the right:

Add '96' to each side of the equation.
-96 + 5w + 96 + w2 = 0 + 96

Reorder the terms:
-96 + 96 + 5w + w2 = 0 + 96

Combine like terms: -96 + 96 = 0
0 + 5w + w2 = 0 + 96
5w + w2 = 0 + 96

Combine like terms: 0 + 96 = 96
5w + w2 = 96

The w term is 5w.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5w + 6.25 + w2 = 96 + 6.25

Reorder the terms:
6.25 + 5w + w2 = 96 + 6.25

Combine like terms: 96 + 6.25 = 102.25
6.25 + 5w + w2 = 102.25

Factor a perfect square on the left side:
(w + 2.5)(w + 2.5) = 102.25

Calculate the square root of the right side: 10.111874208

Break this problem into two subproblems by setting 
(w + 2.5) equal to 10.111874208 and -10.111874208.

Subproblem 1

w + 2.5 = 10.111874208 Simplifying w + 2.5 = 10.111874208 Reorder the terms: 2.5 + w = 10.111874208 Solving 2.5 + w = 10.111874208 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + w = 10.111874208 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + w = 10.111874208 + -2.5 w = 10.111874208 + -2.5 Combine like terms: 10.111874208 + -2.5 = 7.611874208 w = 7.611874208 Simplifying w = 7.611874208

Subproblem 2

w + 2.5 = -10.111874208 Simplifying w + 2.5 = -10.111874208 Reorder the terms: 2.5 + w = -10.111874208 Solving 2.5 + w = -10.111874208 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + w = -10.111874208 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + w = -10.111874208 + -2.5 w = -10.111874208 + -2.5 Combine like terms: -10.111874208 + -2.5 = -12.611874208 w = -12.611874208 Simplifying w = -12.611874208

Solution

The solution to the problem is based on the solutions from the subproblems. w = {7.611874208, -12.611874208}

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