-81=w^2+15

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Solution for -81=w^2+15 equation:


Simplifying
-81 = w2 + 15

Reorder the terms:
-81 = 15 + w2

Solving
-81 = 15 + w2

Solving for variable 'w'.

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

Add '-1w2' to each side of the equation.
-81 + -1w2 = 15 + w2 + -1w2

Combine like terms: w2 + -1w2 = 0
-81 + -1w2 = 15 + 0
-81 + -1w2 = 15

Add '81' to each side of the equation.
-81 + 81 + -1w2 = 15 + 81

Combine like terms: -81 + 81 = 0
0 + -1w2 = 15 + 81
-1w2 = 15 + 81

Combine like terms: 15 + 81 = 96
-1w2 = 96

Divide each side by '-1'.
w2 = -96

Simplifying
w2 = -96

Reorder the terms:
96 + w2 = -96 + 96

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

The solution to this equation could not be determined.

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