If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
r2 = 624
Solving
r2 = 624
Solving for variable 'r'.
Move all terms containing r to the left, all other terms to the right.
Simplifying
r2 = 624
Take the square root of each side:
r = {-24.979991994, 24.979991994}
| (3x-36)+32+(x+12)=180 | | 38/77=-2/7w-4w+4 | | -21/2=-6b-7b-4 | | 6x-1=x+7 | | 1/2w-3/5-3/5w=-31/55 | | 1-w+5w=-13/11 | | -1/2+1/2t+1/3t=1/6 | | x^2-20x-8925=0 | | -6/7w-1/4-5w=-1319/28 | | 7+4b-5/7b=7 | | y^2+6y+2= | | -71/3=-2d-d+1/3 | | 7+a+3/7a=159/7 | | -3/10-3/4a-7a=-513/160 | | 1/2+2/5x-2x=-13/70 | | 0.04p+0.08(1800-p)=65 | | (x^2-6*x+9)/(x-3) | | -6/7k+1+4k=31/42 | | 24/7=-1/3b+4b+3/7 | | -122/35=4/5t-6/7t-4 | | -1/5-2/5k-4/5k=-13/11 | | -101/105=-4/7b+6b+2/3 | | -4/5-3a+7a=8/15 | | 1+2m+6m=57 | | 13/7=6/7k+4/7k+3/7 | | 54/5=4x+1/5x-6 | | -3/5x-5/8+1/6x=89/24 | | 7n+4/5+2n=-536/5 | | 11/2=-6a+a+10 | | -d+8+5d=28/3 | | -1/2-a+a=-1/2 | | -16/3=-1/3a+a-2 |