w^2-20=16

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Solution for w^2-20=16 equation: 


Simplifying
w2 + -20 = 16

Reorder the terms:
-20 + w2 = 16

Solving
-20 + w2 = 16

Solving for variable 'w'.

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

Add '20' to each side of the equation.
-20 + 20 + w2 = 16 + 20

Combine like terms: -20 + 20 = 0
0 + w2 = 16 + 20
w2 = 16 + 20

Combine like terms: 16 + 20 = 36
w2 = 36

Simplifying
w2 = 36

Take the square root of each side:
w = {-6, 6}

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