w(5w)=405

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Solution for w(5w)=405 equation: 


Simplifying
w(5w) = 405

Remove parenthesis around (5w)
w * 5w = 405

Reorder the terms for easier multiplication:
5w * w = 405

Multiply w * w
5w2 = 405

Solving
5w2 = 405

Solving for variable 'w'.

Move all terms containing w to the left, all other terms to the right.

Divide each side by '5'.
w2 = 81

Simplifying
w2 = 81

Take the square root of each side:
w = {-9, 9}

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