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-(2/9) = -65/9 // + -65/9
-d-(2/9)-(-65/9) = 0
65/9-d-2/9 = 0
7-d = 0 // - 7
-d = -7 // * -1
d = 7
d = 7
| 1/7w-3/8=-93/56 | | 4w-7=-19/3 | | 1/2b+9=13/2 | | 2b+8=10 | | 4/5b+7/10=59/50 | | 1+5/6t=7/6 | | -4/7d+1/2=-81/14 | | 7m+5=-2 | | -7x-5/9=-446/9 | | -1/4n+3/5=-43/20 | | -3/5t-6=-321/50 | | -1/2+5/7m=-9/28 | | 3/4+k=1/2 | | -d+2=23/8 | | 3d+5=85/11 | | 3+6w=45 | | 6b+1/6=37/6 | | -1+5/7k=-62/77 | | 6/7a-2/3=-10/21 | | 1/2b+4=42/11 | | 1/2+6d=5/2 | | 8+3w=32 | | 5/7n-1/4=19/4 | | n-8=4 | | 2/3w+3/7=37/21 | | 2-3n=26 | | 3/5-1/6t=19/15 | | 1/4m+3/4=13/4 | | 9+1/3x=16/3 | | 5+2/7t=183/35 | | -1+6a=7/2 | | 3/5k-5/7=-32/35 |