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)
n+3*n+1/2 = 17/2 // - 17/2
n+3*n+1/2-(17/2) = 0
n+3*n+1/2-17/2 = 0
4*n-8 = 0 // + 8
4*n = 8 // : 4
n = 8/4
n = 2
n = 2
| 47/6=-1/2d+3d+7 | | m+4+3m=52/9 | | 3+1/2a+7a=66/7 | | -108/25=-1/5x+7x-5 | | -242/21=6t-4/7t-7 | | -9+6b+4/7b=29/7 | | 2d-7-7d=-12 | | 5/6+2b+4b=-175/6 | | -83/7=4w+2/7w+1 | | 4+2x+2x=44/9 | | 2m+1+2m=1 | | -6/5=-4b+7b-3 | | 244/35=4/7k+2k+8 | | 1/2-5a+3/5a=-107/50 | | 10+2k+k=-2 | | -2/5t+7/10+7t=73/10 | | 5/6+6x-4x=5/6 | | 6a-1/2+5a=15/14 | | 2+x/2+3x/8=16 | | 7k+1-1/6k=43/2 | | 47=6t+2t-1 | | 31/12=5x-1/2x+1/3 | | -37/6=4/7d+1/2d-7 | | -2/3k-4-k=-19 | | -7m+5+3/5m=409/5 | | 7m+1-3/7m=375/7 | | 3/5n+5+1/4n=27/2 | | 3/10+2k+7k=-1077/10 | | -7n+8/9-2/3n=-61/9 | | 3x-7/9+3x=587/9 | | -3/4-7a-5/7a=-663/308 | | 3t+8+3t=12 |