4x^2+9y^2=72

Simple and best practice solution for 4x^2+9y^2=72 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 4x^2+9y^2=72 equation:


Simplifying
4x2 + 9y2 = 72

Solving
4x2 + 9y2 = 72

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.
4x2 + 9y2 + -9y2 = 72 + -9y2

Combine like terms: 9y2 + -9y2 = 0
4x2 + 0 = 72 + -9y2
4x2 = 72 + -9y2

Divide each side by '4'.
x2 = 18 + -2.25y2

Simplifying
x2 = 18 + -2.25y2

Reorder the terms:
-18 + x2 + 2.25y2 = 18 + -2.25y2 + -18 + 2.25y2

Reorder the terms:
-18 + x2 + 2.25y2 = 18 + -18 + -2.25y2 + 2.25y2

Combine like terms: 18 + -18 = 0
-18 + x2 + 2.25y2 = 0 + -2.25y2 + 2.25y2
-18 + x2 + 2.25y2 = -2.25y2 + 2.25y2

Combine like terms: -2.25y2 + 2.25y2 = 0.00
-18 + x2 + 2.25y2 = 0.00

The solution to this equation could not be determined.

See similar equations:

| 2b^2+9b-5=0 | | 5x-6y=-38 | | 6x-12+8=12+4x | | 47+841= | | 77x^2-94x+24=0 | | 4+2(3n-1)=44 | | (x-2)(x-3)=6 | | 3(a+2)-4=2(a-3)+6 | | 3x(a+2)-4=2x(a-3)+6 | | 0.3(9x+7)=1.5-(x+5) | | 9x-7=x-63 | | 4y^2+8y=0 | | 5x+63=9x-5 | | 15x-6y=-72 | | 3x^2+30x-33=0 | | 113-3x=4x+18 | | 11x^2-4x^2-y= | | x^2+18x=44 | | 12x-8y+6+5=0 | | 5t-2=0 | | 5x+10-3x=6-4x+6 | | 5y=6y-8 | | 5y=6x-8 | | p+8p+15=0 | | x^2-7x+29=0 | | 9x=12y+7 | | 0-2y=20 | | 5x-0=20 | | 6x+12=6+x | | 3y+1=9-y | | -4-2y=8 | | 8-2y=8 |

Equations solver categories