y^2-16+64=-81

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Solution for y^2-16+64=-81 equation: 


Simplifying
y2 + -16 + 64 = -81

Reorder the terms:
-16 + 64 + y2 = -81

Combine like terms: -16 + 64 = 48
48 + y2 = -81

Solving
48 + y2 = -81

Solving for variable 'y'.

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

Add '-48' to each side of the equation.
48 + -48 + y2 = -81 + -48

Combine like terms: 48 + -48 = 0
0 + y2 = -81 + -48
y2 = -81 + -48

Combine like terms: -81 + -48 = -129
y2 = -129

Simplifying
y2 = -129

Reorder the terms:
129 + y2 = -129 + 129

Combine like terms: -129 + 129 = 0
129 + y2 = 0

The solution to this equation could not be determined.

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