36x^2-81y^2=

Simple and best practice solution for 36x^2-81y^2= 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 36x^2-81y^2= equation: 


Simplifying
36x2 + -81y2 = 0

Solving
36x2 + -81y2 = 0

Solving for variable 'x'.

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

Add '81y2' to each side of the equation.
36x2 + -81y2 + 81y2 = 0 + 81y2

Combine like terms: -81y2 + 81y2 = 0
36x2 + 0 = 0 + 81y2
36x2 = 0 + 81y2
Remove the zero:
36x2 = 81y2

Divide each side by '36'.
x2 = 2.25y2

Simplifying
x2 = 2.25y2

Take the square root of each side:
x = {-1.5y, 1.5y}

See similar equations:

| y=-0.4-0.8 | | -6(7+2x)=30 | | 7x+15=-6x-19 | | 6x+2=14.5 | | 7x+15=7x-19 | | 16j^2-72jk+81k^2= | | 180.00+0.15x=280.50 | | 16=9-7(7x-8) | | 6x+15=6x+15 | | -8.3q+1.6=-24.4-1.8q | | 16=2L+2(L-2) | | 7v+10-10v= | | 7m-m=12 | | 4m^2-4m-63=0 | | 6(x+15)=6x+90 | | 3+5y=7+8y | | x^3-5x^2+6x-2=0 | | 5.6(x-2)=-0.4x+30.8 | | 4(m+9)=44 | | x^3-5r^2+6x-2=0 | | 10x-3=10x-3 | | -160=-10m-10 | | 2(3x-9)=12 | | 9q^2-21q+12= | | -8.3+1.6=-24.4+-1.8 | | 10(x+3)=10(x+15) | | -4(2-y)+3y=13 | | -5k-8k=0 | | 28-x=17x+3x | | 8n^2+71n-90=0 | | 10(x-3)=10x-30 | | 3+6n=39 |

Equations solver categories