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)
d+(3/5)*d+1/3 = 199/165 // - 199/165
d+(3/5)*d+1/3-(199/165) = 0
d+(3/5)*d+1/3-199/165 = 0
8/5*d-48/55 = 0 // + 48/55
8/5*d = 48/55 // : 8/5
d = 48/55/8/5
d = 6/11
d = 6/11
| 85+x=80 | | 9+7a-3/7a=935/63 | | -361/210=6/7m+2/3m-1/2 | | 1/2+b+7b=31/6 | | 1+4k+4/7k=23/7 | | 4/7k-2-4/7k=-2 | | 2d+2/7+5/7d=-93/7 | | x+89x=105 | | 3d-10+4/5d=-12/5 | | -21/10=-x-x-7/10 | | 1-4/5x+x=14/15 | | -6/7-4k+2k=-6/7 | | 193/42=-4d+3/7d+4 | | -5t+5+7t=17/3 | | 2k-5+k=16 | | -5/9+1/2w+5/7w=-739/504 | | 1/2d+1/4+5/7d=35/4 | | -2/3=4d+4d+4 | | -d+3/5-d=-107/5 | | -9+4/5k+5/6k=-9 | | 17=3a+2a-3 | | 1/3+6/7b-5/7b=5/24 | | 14x+4=15x | | 3a-3-4/7a=-25/14 | | 1369/336=-1/6n-3/7n+4 | | d-9+3d=-9 | | -2/7x-4+3/5x=-431/105 | | 2/3+3t+4/7t=-661/21 | | 4t-1/5-6t=-111/5 | | 23/5=7n-4n+4 | | -8+5/6w-1/6w=-17/2 | | 40=-2w-2w+4 |