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)
3*n+6*n+1 = -17 // + 17
3*n+6*n+1+17 = 0
9*n+18 = 0 // - 18
9*n = -18 // : 9
n = -18/9
n = -2
n = -2
| 3-5t-7t=-69 | | 2+t+4t=7 | | -19/2=-2k+3k+1/2 | | 3+a+a=9 | | -6d+1-2d=13/5 | | 2/3+2/5k-3k=2/3 | | -17/3=w-1/6w-2/3 | | 6=-t+2/3t+9 | | 4/5t-1+6t=25/9 | | 5b+3/4+5/6b=213/4 | | 4d+1/10+5/7d=3307/70 | | 1/3-3m+3/4m=113/96 | | 2+6x+7x=17/2 | | 1/4+7x+6x=365/4 | | 27/5=4m-6m+7 | | -83/5=-4/5n-n-4 | | 3/7x+3+7x=-67/21 | | -6n-9-4/7n=-109/7 | | 7t+5-5t=7 | | 5m+4/5+m=-6/5 | | -29/42=-3/7t-4t+3 | | 23/5=-2/3d-5d+8 | | 1/5-6/7m+1/2m=31/280 | | 1/3n+10+n=2 | | -22/3=7k+2/3k+1/3 | | -1/7+6d+2/3d=-283/21 | | 1/7w+1+w=47/7 | | 202/35=2x-5/7x+5 | | -1/4x+4+7x=98/11 | | 1-3/7b+2b=13/7 | | -6w+9/10+2w=9/10 | | -29/55=3d-2d-4/5 |