201.1=3.14r^2

Simple and best practice solution for 201.1=3.14r^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 201.1=3.14r^2 equation: 


Simplifying
201.1 = 3.14r2

Solving
201.1 = 3.14r2

Solving for variable 'r'.

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

Add '-3.14r2' to each side of the equation.
201.1 + -3.14r2 = 3.14r2 + -3.14r2

Combine like terms: 3.14r2 + -3.14r2 = 0.00
201.1 + -3.14r2 = 0.00

Add '-201.1' to each side of the equation.
201.1 + -201.1 + -3.14r2 = 0.00 + -201.1

Combine like terms: 201.1 + -201.1 = 0.0
0.0 + -3.14r2 = 0.00 + -201.1
-3.14r2 = 0.00 + -201.1

Combine like terms: 0.00 + -201.1 = -201.1
-3.14r2 = -201.1

Divide each side by '-3.14'.
r2 = 64.04458599

Simplifying
r2 = 64.04458599

Take the square root of each side:
r = {-8.002786139, 8.002786139}

See similar equations:

| 8-3x-5-9x=6 | | gk=0.25q^2-7q+65 | | -44/4=-11 | | 3(5)+5=4(5)+20 | | 6x-15+10=-8+30x | | (-6)*8= | | https://my.triand.com/njsimg/production/item/0014/7658/temp_png_document/Equation-Ref_2.png?1361406321 | | X-3/12=5/6 | | 9+3x-5(2+x)=3 | | 18b-18=3b-6 | | -3x-8=4x | | 73.5x+91.7y=73.6 | | 2(4+-8)+3=10 | | 24x^2+66=8x^2+2 | | 12f= | | -10p+94=10p-20 | | 6(x-y)+5(2y+x)= | | 3(2e+5)=45 | | 10p=-10p | | 3x+32=17x+4 | | -x+1=26 | | X*2+y=80 | | -9-10n^2=-819 | | 4x^2-2xy+3y=9 | | 6-6(x+4)=18 | | 3(2x+5)+4(-x)= | | -x+21=26 | | n/2-9=3 | | t=4t-90 | | 7y=-3x+35 | | 2(x+1)+6=3x-2 | | -7+3x+8x=6x-19 |

Equations solver categories