If it's not what You are looking for type in the equation solver your own equation and let us solve it.
d in (-oo:+oo)
(3/5)*d+4/7 = 4/7 // - 4/7
(3/5)*d+4/7-(4/7) = 0
(3/5)*d+4/7-4/7 = 0
3/5*d = 0 // : 3/5
d = 0
d = 0
| -6d+1=7 | | -1/2-4/5t=-13/10 | | -7m+1/10=-69/10 | | 8+1/4a=87/11 | | 1+1/2t=25/22 | | 1/6+1/3a=-23/6 | | 3/7-2t=-81/7 | | 4/5+7x=-101/5 | | -1/5+3d=-7/5 | | -1+4x=-11/5 | | 2/3-6m=-44/15 | | 1/4-1/3d=1/4 | | n+5/6=4/3 | | 5/7k-2=31/7 | | 7/10-t=-83/10 | | 2+7t=2 | | 2x+1/7=-97/7 | | 7k+4=88 | | 1/5k-10=-248/25 | | 6m+1=61 | | -1/3t-10=-154/15 | | 2/5+4b=22/5 | | 4/5t+2/9=-134/45 | | -2/3m-1=-17/27 | | 8+5w=18 | | 1/6+1/3m=-19/6 | | -5x+3/10=-69/20 | | 5t+2/3=-178/3 | | -3/7d+3/7=30/49 | | -n+6=18 | | 1+1/4x=1/4 | | 5/7w+4=89/21 |