x^2+y^2=15

Simple and best practice solution for x^2+y^2=15 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=15 equation:


Simplifying
x2 + y2 = 15

Solving
x2 + y2 = 15

Solving for variable 'x'.

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

Add '-1y2' to each side of the equation.
x2 + y2 + -1y2 = 15 + -1y2

Combine like terms: y2 + -1y2 = 0
x2 + 0 = 15 + -1y2
x2 = 15 + -1y2

Simplifying
x2 = 15 + -1y2

Reorder the terms:
-15 + x2 + y2 = 15 + -1y2 + -15 + y2

Reorder the terms:
-15 + x2 + y2 = 15 + -15 + -1y2 + y2

Combine like terms: 15 + -15 = 0
-15 + x2 + y2 = 0 + -1y2 + y2
-15 + x2 + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-15 + x2 + y2 = 0

The solution to this equation could not be determined.

See similar equations:

| 3x-2+5x=4x+8-x | | 4+7=-1 | | 13+x=-19 | | -7+y=-24 | | 6y/2=64 | | -5n+-8(1+7n)=-8 | | 3K+K+5/8K=3 | | -5=-9+c | | 7p-18+3p-28-5p-8p=2p | | 6d=42 | | -6(x+1)-12=10+2 | | x:3+1=5:6+x:2 | | -21=-3f | | 10-2x=48-15x | | J/3=39 | | -5x+x=40 | | -2=-(n+-8) | | 3c+d=3 | | 7(p+25)=98 | | -18x^2y^5-45x^4y^4=0 | | -16+15x+4x-22=8x-27 | | 2k/3=24 | | -3(n-7)=-9 | | 5x-3x+4=12 | | -109.3-184.8= | | 8(4k+-4)=-5k+-32 | | 6m+8=56 | | 9x+3=3(5x-3) | | 0.15x+6y=60 | | 2x^2-34x+289=0 | | 8x+6=2(2x+1) | | 6r-4-3r=3r+10+4r |

Equations solver categories