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)
-6*d-10 = 56 // - 56
-6*d-56-10 = 0
-6*d-66 = 0 // + 66
-6*d = 66 // : -6
d = 66/(-6)
d = -11
d = -11
| 5632-659=8x | | 2a+2a=40 | | -4+4d=-32 | | -3-6w=-3 | | 1+2t=17 | | -4a+7=19 | | 6n-4=-64 | | 1+4m=37 | | -2n+7=15 | | 3+3d=9 | | 7+5d=17 | | 5m-5=0 | | -3+2k=5 | | -6-6a=66 | | 3k+2=35 | | Y+34=65 | | 4+2w=-14 | | 8-4d=-20 | | -6-3a=3 | | -8+4k=24 | | 6-6m=-42 | | 4a+9=29 | | -6m-9=45 | | 4-3m=-26 | | 3w+1=-17 | | -2d-7=-31 | | -10-5a=50 | | 4a-2=-14 | | 6+2t=12 | | X-7y=4 | | 4m+1=45 | | 2t-10=-10 |