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)
r/100 = 25/500 // - 25/500
r/100-(25/500) = 0
r/100-1/20 = 0
1/100*r-1/20 = 0 // + 1/20
1/100*r = 1/20 // : 1/100
r = 1/20/1/100
r = 5
r = 5
| 2x-88=-7x+83 | | -x-9=-3 | | 7/10y+8/5x=10 | | 8(5y+3)= | | 8/5x+7/10y=10 | | -3/4x=18 | | 7-7x=-3x+7 | | -4/5*10= | | 2x+5+10x+9=74 | | 3(2x-5)-(5x+1)=-3 | | 14=v-14 | | 0.18(12)+0.03=(18+x) | | P=2a+b(findb) | | 3x+2-5x=8x+22 | | x-9=-31 | | 1/2(5x+4)-1/3(x+7)=4 | | 3*1/3*1*5/12= | | q-37=x | | 3(-2+X)=4X-1/3 | | 37-q=x | | p/7=-12 | | 12/(x-9)=6/9 | | u/4=14 | | 4X+9=3(X) | | 12(3x+4)-6(2x-3)=4x-74 | | 6x=-x+147 | | z+17/23=-4/23 | | 7.26-0.3x=12 | | -2y-x-6=0 | | 5+2p-3=9p+4-6p | | g/9=-11 | | g/9=-1 |