If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b in (-oo:+oo)
b-4*b+5 = -13 // + 13
b-4*b+5+13 = 0
18-3*b = 0 // - 18
-3*b = -18 // : -3
b = -18/(-3)
b = 6
b = 6
| 47=6t-t-8 | | 4a-6-6a=-30 | | -2m+4-6m=92 | | -7=-3d-6d+2 | | 2a-1+2a=-41 | | 3x-5-2x=-3 | | 7k+9-6k=18 | | -3k-7+7k=1 | | 7-5t+3t=31 | | 5+3x=x+9 | | 11=-b+6b-4 | | -2a+10+7a=10 | | 1-4d-d=61 | | 6t+4+7t=108 | | 18=-7d+4d+6 | | 5-3x=x-9 | | 3x+10-2x=7 | | 90=b+7b+2 | | 6t+4-4t=8 | | 2a-2+a=4 | | k+10+4k=25 | | 2a+2-5a=-22 | | -68=4n+5n-5 | | 1=2n+6n+9 | | -4m-5-4m=-77 | | -10=-2t+5t-10 | | -5n+2-6n=-53 | | 4t+3-6t=19 | | 56=3d+2d+6 | | 8+2k+3k=-32 | | 7x-4=16-3x | | 5+5b-b=21 |