w^2+22w=121

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Solution for w^2+22w=121 equation:


Simplifying
w2 + 22w = 121

Reorder the terms:
22w + w2 = 121

Solving
22w + w2 = 121

Solving for variable 'w'.

Reorder the terms:
-121 + 22w + w2 = 121 + -121

Combine like terms: 121 + -121 = 0
-121 + 22w + w2 = 0

Begin completing the square.

Move the constant term to the right:

Add '121' to each side of the equation.
-121 + 22w + 121 + w2 = 0 + 121

Reorder the terms:
-121 + 121 + 22w + w2 = 0 + 121

Combine like terms: -121 + 121 = 0
0 + 22w + w2 = 0 + 121
22w + w2 = 0 + 121

Combine like terms: 0 + 121 = 121
22w + w2 = 121

The w term is 22w.  Take half its coefficient (11).
Square it (121) and add it to both sides.

Add '121' to each side of the equation.
22w + 121 + w2 = 121 + 121

Reorder the terms:
121 + 22w + w2 = 121 + 121

Combine like terms: 121 + 121 = 242
121 + 22w + w2 = 242

Factor a perfect square on the left side:
(w + 11)(w + 11) = 242

Calculate the square root of the right side: 15.556349186

Break this problem into two subproblems by setting 
(w + 11) equal to 15.556349186 and -15.556349186.

Subproblem 1

w + 11 = 15.556349186 Simplifying w + 11 = 15.556349186 Reorder the terms: 11 + w = 15.556349186 Solving 11 + w = 15.556349186 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + w = 15.556349186 + -11 Combine like terms: 11 + -11 = 0 0 + w = 15.556349186 + -11 w = 15.556349186 + -11 Combine like terms: 15.556349186 + -11 = 4.556349186 w = 4.556349186 Simplifying w = 4.556349186

Subproblem 2

w + 11 = -15.556349186 Simplifying w + 11 = -15.556349186 Reorder the terms: 11 + w = -15.556349186 Solving 11 + w = -15.556349186 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + w = -15.556349186 + -11 Combine like terms: 11 + -11 = 0 0 + w = -15.556349186 + -11 w = -15.556349186 + -11 Combine like terms: -15.556349186 + -11 = -26.556349186 w = -26.556349186 Simplifying w = -26.556349186

Solution

The solution to the problem is based on the solutions from the subproblems. w = {4.556349186, -26.556349186}

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