w^2-18=63

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Solution for w^2-18=63 equation: 


Simplifying
w2 + -18 = 63

Reorder the terms:
-18 + w2 = 63

Solving
-18 + w2 = 63

Solving for variable 'w'.

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

Add '18' to each side of the equation.
-18 + 18 + w2 = 63 + 18

Combine like terms: -18 + 18 = 0
0 + w2 = 63 + 18
w2 = 63 + 18

Combine like terms: 63 + 18 = 81
w2 = 81

Simplifying
w2 = 81

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

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