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-7 = b+3 // - b+3
-b-b-7-3 = 0
-2*b-10 = 0 // + 10
-2*b = 10 // : -2
b = 10/(-2)
b = -5
b = -5
| 4a+3=-6a-17 | | -6+4x=6x-6 | | -3a+4=39+2a | | -2x-10=-4x+8 | | 4x+2=-22+7x | | -7t+3=-5t+17 | | 5t+2=-130-6t | | -3x-7=-1-6x | | -10-4w=7w+23 | | 10+6w=w+55 | | -5a+5=-13-7a | | 6a+5a=33 | | 4t+6=6t-8 | | -10-7a=2a+98 | | -7m-2=5m-122 | | 8-5w=-4w+1 | | 3-6a=-3a-6 | | 3d+3=7d+35 | | -4b+6=2b-24 | | -4k+6=4k+54 | | 2+7n=5n+20 | | -4b+10=-5b+21 | | -m-7=6m-35 | | 2b+3=-5b+59 | | 4k+1=-3k+1 | | 9+6n=2n+41 | | 3-3t=4t+10 | | 2n+4=-5n-10 | | -6-3x=-6x+30 | | 4m+1=36-m | | 1+6k=2k+41 | | -6+7k=3k-14 |