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)
4-4*b = 4*b-68 // - 4*b-68
4-4*b-(4*b)+68 = 0
4-4*b-4*b+68 = 0
72-8*b = 0 // - 72
-8*b = -72 // : -8
b = -72/(-8)
b = 9
b = 9
| 10-4t=-6t+24 | | 4x-2(x-1)=10 | | -5n-6=4n-114 | | -9+d=7d+51 | | 1-2x=2x-3 | | 2+3t=4t+2 | | -7k+9=k-7 | | 7k+6=-2k+6 | | 5a+9=-13+7a | | 2v+-2=8 | | f(x)=2x^2-8 | | 1-4m=-7m+19 | | -7/49 | | -2a+4=2a-32 | | 7k-6=6k+5 | | -7+6t=t+13 | | -7a+1=-64+6a | | M/2+6=-10 | | 6k+3=-36-7k | | 5+4b=b-25 | | 7+5b=-7b+43 | | -x+5=23-7x | | 4x(3x-5)= | | -3+6x=4x+3 | | -x+5=-22+2x | | 1-6a=-4a+13 | | -6m+2=m+65 | | 5t-2=7t-18 | | 3k+1=12+2k | | -7+6w=w-7 | | 2m-5=m+2 | | x^2-14x-65=0 |