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)
3-7*b = 5*b+135 // - 5*b+135
3-7*b-(5*b)-135 = 0
3-7*b-5*b-135 = 0
-12*b-132 = 0 // + 132
-12*b = 132 // : -12
b = 132/(-12)
b = -11
b = -11
| -3w-7=-88+6w | | 3w+8=-40+7w | | 6m+8=-5m+41 | | -2d-7=-79+7d | | 7-5n=3n+55 | | 7d+10=2d+70 | | -2k+9=-51-7k | | 6w-6=10+2w | | 5+4d=7d-7 | | 4-6b=7b-113 | | 5w+4=2w+16 | | -5a-7=3a-15 | | 5k+9=-1+6k | | 7t+5=6t+16 | | x+2=-3x+50 | | n+4=64+6n | | 7m+5=m+77 | | -2t+9=-27+4t | | 5-2d=7d+23 | | n+3=3n+13 | | -7t+7=-11-t | | 4a+3=6a+23 | | 3k-4=-2k-39 | | w+9=7w+9 | | 7+2k=6k-29 | | -6b+2=b-40 | | -9+7k=4k-42 | | -7m+3=-69+m | | -6m+1=4m-109 | | -6t+7=-65+2t | | 6n+4=40-6n | | 6a-5=-4+5a |