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)
3*r+36/12 = 5*r-(45/5) // - 5*r-(45/5)
3*r-(5*r)+36/12+45/5 = 0
3*r-5*r+36/12+45/5 = 0
12-2*r = 0 // - 12
-2*r = -12 // : -2
r = -12/(-2)
r = 6
r = 6
| 1.2-y=3 | | 7x-5=8x-2x | | D/4+4=d/5-1/4 | | 5x-y=-5 | | 2c-12=9c+2 | | 5c+4=64 | | 5=-2x-3 | | n+1=2n | | 4(5-3)= | | -2x+6y=24 | | 7(-1x-8)=21 | | 1.2b=3.6 | | 2(5p-4)+p= | | 11x^2+14x-1=0 | | -2(p+2)=-20 | | -6x+10+3x=-23 | | -12/-4 | | x+2(x+1)+3(x+2)=170 | | x+34+128+x+26=180 | | 2(p+2)=-20 | | x+9+x=95 | | -.25(x-6)-(.5x+2)= | | -8n+8=-6n-4 | | [5+1.6x]=4 | | 8.95p-150=26.95 | | 5x+17=-11-2x | | -2(6x-6)=36 | | (x+8)/16=(5)/8+(x-6)/4 | | x=88+-0.5y | | 45y=16y | | 6x-11y=30 | | 22m=12+2 |