If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n in (-oo:+oo)
4 = 3*n+6*n+4 // - 3*n+6*n+4
4-(3*n)-(6*n)-4 = 0
4-3*n-6*n-4 = 0
-9*n = 0 // : -9
n = 0
n = 0
| 6b-2+7b=-93 | | -2k-5+7k=-35 | | 4+7m+5m=76 | | 5d+1-3d=23 | | 7w+7+5w=55 | | 5=-4m-5m+5 | | 7-x-x=1 | | 8+4x-3x=5 | | 8-2b+4b=28 | | 2+x+7x=-70 | | 83=3n+5n-5 | | -4m-5-6m=-5 | | 2b+8-6b=16 | | 7d-8-5d=-4 | | 7x+3-4x=3 | | -6+3m+4m=-62 | | 3+6t-2t=11 | | 4x+1+2x=61 | | 3t-2+5t=62 | | 6a+10+3a=73 | | 10+5d+7d=106 | | 22=5t+4t-5 | | x+9+4x=-36 | | -10-7b+6b=-18 | | 6x+10+5x=120 | | 5=3w-5w+5 | | -4x+4+2x=-12 | | -5w-1-w=17 | | 7n+3+4n=102 | | 120-92/4= | | -6a-1+7a=-5 | | 5t+8-t=52 |