If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
181.2408 = 3.14r2
Solving
181.2408 = 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.
181.2408 + -3.14r2 = 3.14r2 + -3.14r2
Combine like terms: 3.14r2 + -3.14r2 = 0.00
181.2408 + -3.14r2 = 0.00
Add '-181.2408' to each side of the equation.
181.2408 + -181.2408 + -3.14r2 = 0.00 + -181.2408
Combine like terms: 181.2408 + -181.2408 = 0.0000
0.0000 + -3.14r2 = 0.00 + -181.2408
-3.14r2 = 0.00 + -181.2408
Combine like terms: 0.00 + -181.2408 = -181.2408
-3.14r2 = -181.2408
Divide each side by '-3.14'.
r2 = 57.72
Simplifying
r2 = 57.72
Take the square root of each side:
r = {-7.597367965, 7.597367965}
| Y=1.92(8000+.6(.8Y)) | | 288(1/3) | | X^5y^3-64x^3y= | | (4x-6y)(2x+6y)= | | 6(x-3)-(6x+6)=2(4x+5) | | 5x^4y-10x^2y^2= | | 1(4/3) | | 2/9÷3/4=8/27 | | x/2-3/5=1/2 | | X^3-16x+21=0 | | 9(2d-1)+2d=11 | | 9x+3y=-30 | | 2/9÷3/4= | | X^4+2x^2-5x=0 | | 40x=200+25x | | 2(x-2)-(2x+4)=4(6x+6) | | 0.8x+1.6x-3.2=-12.8 | | X-.4=84 | | 6x-114=68-8x | | -4+8(x-2)=12x+5-4x | | (9x+6a)(8m-4y)= | | 3x^3-108x= | | 14x^2-33x+18=0 | | 90=5(6+2n) | | 5z(3a-4b+2m)= | | X^2-14x+149=0 | | -3(w+5)=21 | | 5x^3+5x^2+5=0 | | x^2+13xy+22y^2=0 | | -12+6x=9x+27 | | -3a-5.3=11.23 | | 10X^3+70=-10 |