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*d-10 = -13 // + 13
13-3*d-10 = 0
3-3*d = 0 // - 3
-3*d = -3 // : -3
d = -3/(-3)
d = 1
d = 1
| -3d+8/9=-71/72 | | -3d+8/9+7d=-64/9 | | -3d+7=9/2 | | -3d+7=65/11 | | -3d+7=5d+43/5 | | -3d+7=47/8 | | -3d+6/7=-120/7 | | -3d+6=9/2 | | -3d+5/8=-67/8 | | -3d+5-7d=9 | | -3d+5+5d=4 | | -30=2m | | -3d+3=-4d+12/5 | | 5d+12=3 | | -3d+2/3+2/3d=3 | | -3d+2=-25 | | -3d+1/9=-215/9+3d | | -3d+1/4+2/3d=-221/12 | | -3d+1=-1/2 | | -3d+1=-26 | | 13x+1-10x=5xy | | 9-7j=22 | | -3b=30/11 | | -3b-7-3b=53 | | -3b-3=-2b-7 | | -3b-3-b=-5 | | -3b-2/9=160/9 | | -3b-2+4b=-14 | | -3b+9=33+b | | 3x+1-10x=5xy | | -3b+8=4/7b+33 | | -3b+6+7b=22 |