If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r in (-oo:+oo)
1/5 = r/50 // - r/50
1/5-(r/50) = 0
1/5-1/50*r = 0 // - 1/5
-1/50*r = -1/5 // : -1/50
r = -1/5/(-1/50)
r = 10
r = 10
| 8n^2=9n | | 1/5=50/r | | 1/24=h/72 | | 2(-17x)=-14 | | 8x-3y=13 | | 14(9+11x)-2(2+11x)=650 | | 8x+-4=2(4x+-2) | | 3+(x/5)=8 | | 8/3X-3Y=3 | | w^2+7w-144=0 | | (2*x-3)*(x+1)+2*(-x)*(x+1)+2*5*x=0 | | a-8/12=15/3 | | 10.8-0.2x= | | 2*x^2-2*x^2+9*x-2*x-3=0 | | 7/13=4x+9/6 | | v=100*28*30 | | 2x-7/6+x/6 | | x/21=3/63 | | cos(5x)=0 | | x(x+4)=(x+2)(x+2) | | x+1/4=3/4 | | x(x+4)=(x+2)(x-2) | | 0.6(z-300)+0.05z=0.7z-205 | | 8n+7=-113 | | 19.95-94x=181.63 | | -5/7-4-5 | | 4(6n+2)-7n=3(3n-8) | | z-0.8=2.1 | | 4g-15=-33 | | 70-8.52x=18.88 | | 0.4x+0.06(30)=9.8 | | -14+y/2=5 |