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)
5-5*d = -50 // + 50
5-5*d+50 = 0
55-5*d = 0 // - 55
-5*d = -55 // : -5
d = -55/(-5)
d = 11
d = 11
| 2+7k=-68 | | -4w-4=44 | | 6k-9=21 | | -1-7x=-1 | | -7a-5=65 | | 5a+7b+4a-5b= | | 5k+4=54 | | 6+6m=78 | | 5t-10=25 | | 10-2d=-6 | | -5d-2=-2 | | 5-8x=149-36x | | 6n+10=-26 | | 6+3n=24 | | 3+7n=10 | | -5x-1=-36 | | -6x+6=-36 | | 5d-4=51 | | x^2+4x-4=1 | | 1+6b=-29 | | 7-6x=-5 | | -5t+6=-44 | | 1+2d=25 | | 5w-9=16 | | 5x+14=106-7x | | 56f-3t=0 | | -7m+9=79 | | 9+6m=-39 | | 3m+7=22 | | -7d+3=-46 | | -10+7d=46 | | 1+3n=19 |