4r^2=9

Simple and best practice solution for 4r^2=9 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 4r^2=9 equation: 


Simplifying
4r2 = 9

Solving
4r2 = 9

Solving for variable 'r'.

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

Divide each side by '4'.
r2 = 2.25

Simplifying
r2 = 2.25

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

See similar equations:

| 3[6v-7]=-15 | | 24+5x=x | | (6x+30)=x+5(x+4)-2x | | x+3y=29 | | 124x+67= | | 3a-2=0 | | 1-2n=6 | | 5m+1=m+13 | | x=yut | | X(2+3y)=2zforX | | -4(x+14)=12 | | (2x-2y)(3x-3y)=0 | | z+25=66 | | -315x=-6/25 | | -3b+4b=18 | | 18x^2=24 | | -2+13=7 | | 4x+3(4x+7)=4(7x+3) | | t^8+5t^4-24= | | 5a+2=0 | | 25x+5x+1=6 | | (27-2x)= | | 2+6m+6=6 | | (3/4)y-(5/2)y-7/8=17/16 | | 3/y=5/6 | | 28x+43=7 | | 7-2i/3-5i | | 7x-4y-3x-2y= | | 5z-2=27x-9 | | V=115+13v | | 120=x+2*x*5 | | 36x^2-24=0 |

Equations solver categories