81r^2-16t^2=0

Simple and best practice solution for 81r^2-16t^2=0 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 81r^2-16t^2=0 equation: 


Simplifying
81r2 + -16t2 = 0

Solving
81r2 + -16t2 = 0

Solving for variable 'r'.

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

Add '16t2' to each side of the equation.
81r2 + -16t2 + 16t2 = 0 + 16t2

Combine like terms: -16t2 + 16t2 = 0
81r2 + 0 = 0 + 16t2
81r2 = 0 + 16t2
Remove the zero:
81r2 = 16t2

Divide each side by '81'.
r2 = 0.1975308642t2

Simplifying
r2 = 0.1975308642t2

Take the square root of each side:
r = {-0.444444444t, 0.444444444t}

See similar equations:

| 6.4y-5.2=2 | | 8i^3-5i^11= | | 1.5= | | 2x+14=-8 | | 30d^2-40d=0 | | 30+6x=40+10x | | -2(u+6)-6u=4(u+3) | | 2y-1+3(2y+1)=-4(y+4) | | (4-9i)+(9+4i)= | | 2(u+2)+u=3(u-1)+6 | | n=11*11-11 | | n=7*7-7 | | (x-9)(x-8)=0 | | 4(5z-1)-5(z+3)=2(z+1) | | 2(5x-4)=17 | | 2*Y(3*-4)= | | 15+1.25=5 | | 7x+24=11x+22 | | 5-7x=67-21x | | x+x+x+74=x+x+x+x+x+x+x+x-11 | | 277-2x=43x+17 | | n*(n+3)+22=10*(-n-2) | | 15+1.25= | | -147-10x=8x+15 | | 4(3t+7)=16 | | 10-8x=43x+17 | | 4x+10=-38-8x | | -120-10x=10x+20 | | 2+14x-9=7(2x+1)-14 | | 112-2x=25x+22 | | 4(N+5)= | | 2d+3.2=26 |

Equations solver categories