9x^2+9y^2=63

Simple and best practice solution for 9x^2+9y^2=63 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 9x^2+9y^2=63 equation:


Simplifying
9x2 + 9y2 = 63

Solving
9x2 + 9y2 = 63

Solving for variable 'x'.

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

Add '-9y2' to each side of the equation.
9x2 + 9y2 + -9y2 = 63 + -9y2

Combine like terms: 9y2 + -9y2 = 0
9x2 + 0 = 63 + -9y2
9x2 = 63 + -9y2

Divide each side by '9'.
x2 = 7 + -1y2

Simplifying
x2 = 7 + -1y2

Reorder the terms:
-7 + x2 + y2 = 7 + -1y2 + -7 + y2

Reorder the terms:
-7 + x2 + y2 = 7 + -7 + -1y2 + y2

Combine like terms: 7 + -7 = 0
-7 + x2 + y2 = 0 + -1y2 + y2
-7 + x2 + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-7 + x2 + y2 = 0

The solution to this equation could not be determined.

See similar equations:

| -x+27+3x+9=9x-153 | | -x+27+3x+9=x-17 | | 3x^2-18x=-27 | | -5x-2+4x+7=0 | | 5xy-8x-10y=16y | | 20x^2+11x-30=0 | | 25x+6x+4=21x | | 3x+6x^2y^3+4y= | | 36x-24=36x+24 | | (x+-4)(x+-4)=(x+-4)(2x+-1) | | 13x+7(-3x-1)=-68 | | x^2+12x-138=0 | | (x-4)=(x-4)*(2x-1) | | 5+2m-3=7m+2-4m | | -4x^2=16 | | 3y+7=6y-56 | | x+.1=-.8 | | 11x-76=6x-6 | | (x-11)(x-11)=0 | | 4x+2+3x=2+3+2x | | a=5(x-3)-2x(x-3) | | (7-2y)(5+y)= | | 2ac-4ad+6bc-12bd=0 | | (x+2)(2x-1)= | | 7+z=8z-13 | | 3y-7= | | 8x^2+32x+24=0 | | 9p^2+30p+25=0 | | 4(x-4)=2x+2 | | X-(35-X)=5 | | 8x^2+71x-9=0 | | b+3(y+3b)= |

Equations solver categories