X^2+y^2-6x-6y-7=0

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Solution for X^2+y^2-6x-6y-7=0 equation: 


Simplifying
X2 + y2 + -6x + -6y + -7 = 0

Reorder the terms:
-7 + X2 + -6x + -6y + y2 = 0

Solving
-7 + X2 + -6x + -6y + y2 = 0

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + X2 + -6x + -6y + 7 + y2 = 0 + 7

Reorder the terms:
-7 + 7 + X2 + -6x + -6y + y2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + X2 + -6x + -6y + y2 = 0 + 7
X2 + -6x + -6y + y2 = 0 + 7

Combine like terms: 0 + 7 = 7
X2 + -6x + -6y + y2 = 7

Add '6x' to each side of the equation.
X2 + -6x + -6y + 6x + y2 = 7 + 6x

Reorder the terms:
X2 + -6x + 6x + -6y + y2 = 7 + 6x

Combine like terms: -6x + 6x = 0
X2 + 0 + -6y + y2 = 7 + 6x
X2 + -6y + y2 = 7 + 6x

Add '6y' to each side of the equation.
X2 + -6y + 6y + y2 = 7 + 6x + 6y

Combine like terms: -6y + 6y = 0
X2 + 0 + y2 = 7 + 6x + 6y
X2 + y2 = 7 + 6x + 6y

Add '-1y2' to each side of the equation.
X2 + y2 + -1y2 = 7 + 6x + 6y + -1y2

Combine like terms: y2 + -1y2 = 0
X2 + 0 = 7 + 6x + 6y + -1y2
X2 = 7 + 6x + 6y + -1y2

Simplifying
X2 = 7 + 6x + 6y + -1y2

Reorder the terms:
-7 + X2 + -6x + -6y + y2 = 7 + 6x + 6y + -1y2 + -7 + -6x + -6y + y2

Reorder the terms:
-7 + X2 + -6x + -6y + y2 = 7 + -7 + 6x + -6x + 6y + -6y + -1y2 + y2

Combine like terms: 7 + -7 = 0
-7 + X2 + -6x + -6y + y2 = 0 + 6x + -6x + 6y + -6y + -1y2 + y2
-7 + X2 + -6x + -6y + y2 = 6x + -6x + 6y + -6y + -1y2 + y2

Combine like terms: 6x + -6x = 0
-7 + X2 + -6x + -6y + y2 = 0 + 6y + -6y + -1y2 + y2
-7 + X2 + -6x + -6y + y2 = 6y + -6y + -1y2 + y2

Combine like terms: 6y + -6y = 0
-7 + X2 + -6x + -6y + y2 = 0 + -1y2 + y2
-7 + X2 + -6x + -6y + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-7 + X2 + -6x + -6y + y2 = 0

The solution to this equation could not be determined.

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