If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
0 = r2 + -243.36
Reorder the terms:
0 = -243.36 + r2
Solving
0 = -243.36 + r2
Solving for variable 'r'.
Move all terms containing r to the left, all other terms to the right.
Add '-1r2' to each side of the equation.
0 + -1r2 = -243.36 + r2 + -1r2
Remove the zero:
-1r2 = -243.36 + r2 + -1r2
Combine like terms: r2 + -1r2 = 0
-1r2 = -243.36 + 0
-1r2 = -243.36
Divide each side by '-1'.
r2 = 243.36
Simplifying
r2 = 243.36
Take the square root of each side:
r = {-15.6, 15.6}
| 4(7n+33)+7(n+1)= | | 3d-7=5d+11 | | 5b=21+41 | | 5(9n+31)+7(n+1)= | | Ln(x+3)=ln(x-2)+1 | | x^2+12x+10=-6 | | 41n+145= | | 2x^2-15x=-2 | | y=5/2x-2 | | 30/21 | | 20=-2(3x+8) | | 17=5+2x+2x | | -2x-5x+2=-40 | | -(x+8)=6 | | 9(x-3)=(x+11) | | 4(x+2)+5x-7=118 | | 3a+7a+4=0 | | -21=-3(x-4) | | x+2=-0.8x+2.8 | | 2x+56=4x+196 | | 2x(x+4)=3x-3 | | 2x^2-84=0 | | 2x(x-2)=x+12 | | 4(-x-9)=36 | | 4(8n+34)+9(n+1)= | | 4x+196=2x+56 | | 9x^2+x=-2 | | 4x-1=-4+2x | | 7x-5x-1=2 | | 6x+60=2x+120 | | 7x-6x-1=2 | | 9z^2+30z-38=0 |