x^2+y^2-6y-9=4

Simple and best practice solution for x^2+y^2-6y-9=4 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^2+y^2-6y-9=4 equation:


Simplifying
x2 + y2 + -6y + -9 = 4

Reorder the terms:
-9 + x2 + -6y + y2 = 4

Solving
-9 + x2 + -6y + y2 = 4

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + x2 + -6y + 9 + y2 = 4 + 9

Reorder the terms:
-9 + 9 + x2 + -6y + y2 = 4 + 9

Combine like terms: -9 + 9 = 0
0 + x2 + -6y + y2 = 4 + 9
x2 + -6y + y2 = 4 + 9

Combine like terms: 4 + 9 = 13
x2 + -6y + y2 = 13

Add '6y' to each side of the equation.
x2 + -6y + 6y + y2 = 13 + 6y

Combine like terms: -6y + 6y = 0
x2 + 0 + y2 = 13 + 6y
x2 + y2 = 13 + 6y

Add '-1y2' to each side of the equation.
x2 + y2 + -1y2 = 13 + 6y + -1y2

Combine like terms: y2 + -1y2 = 0
x2 + 0 = 13 + 6y + -1y2
x2 = 13 + 6y + -1y2

Simplifying
x2 = 13 + 6y + -1y2

Reorder the terms:
-13 + x2 + -6y + y2 = 13 + 6y + -1y2 + -13 + -6y + y2

Reorder the terms:
-13 + x2 + -6y + y2 = 13 + -13 + 6y + -6y + -1y2 + y2

Combine like terms: 13 + -13 = 0
-13 + x2 + -6y + y2 = 0 + 6y + -6y + -1y2 + y2
-13 + x2 + -6y + y2 = 6y + -6y + -1y2 + y2

Combine like terms: 6y + -6y = 0
-13 + x2 + -6y + y2 = 0 + -1y2 + y2
-13 + x2 + -6y + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-13 + x2 + -6y + y2 = 0

The solution to this equation could not be determined.

See similar equations:

| 8x^2-41x-5=0 | | y/3x-z | | f+0.6=0.75 | | 3(8j-10)=5(7+5) | | -1.6x=0.032 | | 3m-(5m-1)=5 | | 2.1x-12.6=1.9x-10.98 | | -7.5x=45/2 | | 18.9-3x=-2.45 | | ((3/4)x^2-(5/6)y^3)^2 | | a=2.333333333 | | 0.1=1/z | | -6(3n-2)=4(-4-2n) | | 8.3+2x=18.8 | | n+19=221 | | -6(3b-2)=4(-4-2n) | | 10x-3-2x=-4 | | 6c-3/3c^2-12 | | (h/5)^2 | | 6(x+3)+x=4(x+2)-4 | | h/5^2 | | 2(x+4)+x^2=x(x+2)+8 | | 3x/4=20 | | 2a+3b=81 | | -3+8x=-34 | | 64w^2-1=0 | | 3x-8=8+16 | | (6x-27)= | | -5u+20+2=11-u+3 | | 7y-(9y-3)+4y=0 | | 2t^3-6t+8=0 | | 1.47=x^5 |

Equations solver categories