4x^2+4y^2-16x-8y=-4

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Solution for 4x^2+4y^2-16x-8y=-4 equation: 


Simplifying
4x2 + 4y2 + -16x + -8y = -4

Reorder the terms:
-16x + 4x2 + -8y + 4y2 = -4

Solving
-16x + 4x2 + -8y + 4y2 = -4

Solving for variable 'x'.

Reorder the terms:
4 + -16x + 4x2 + -8y + 4y2 = -4 + 4

Combine like terms: -4 + 4 = 0
4 + -16x + 4x2 + -8y + 4y2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(1 + -4x + x2 + -2y + y2) = 0

Ignore the factor 4.

Subproblem 1
Set the factor '(1 + -4x + x2 + -2y + y2)' equal to zero and attempt to solve:

Simplifying
1 + -4x + x2 + -2y + y2 = 0

Solving
1 + -4x + x2 + -2y + y2 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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