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)
(-3/7)*n+(1/2)*n+2/3 = 43/63 // - 43/63
(-3/7)*n+(1/2)*n+2/3-(43/63) = 0
(-3/7)*n+(1/2)*n+2/3-43/63 = 0
1/14*n-1/63 = 0 // + 1/63
1/14*n = 1/63 // : 1/14
n = 1/63/1/14
n = 2/9
n = 2/9
| b+1/2+5b=-85/22 | | -3/7+3x+x=-65/21 | | -1/45=-2/3d+1/3d+1/5 | | 1/2n+1+1/2n=-6 | | 4=4t-7t+6 | | 14=6+2/-2 | | (3+y)(y-1)=y^2+2y-3 | | 2/7b+1+4/5b=93/55 | | -4/5k-6+k=-322/55 | | 8-d-d=44/7 | | 6t+1/2-5t=1 | | 4+w+5/6w=23/3 | | 18/7=-4/5b+3b+1 | | 1/2+2/7d+d=187/14 | | 37/50=5t+4/5t-1 | | 6w+1/2+4w=221/2 | | 6a+10+6/7a=1250/77 | | -164/45=5m+1/3m+4/5 | | 4x-2/3+2x=-20/3 | | 442/7=m+7m-6/7 | | 8-3k+1/5k=54/5 | | 8h-6+3h-2= | | 10(3.2+-0.5y)+5y=32 | | 2/3+5/7x-1/2x=13/6 | | -2/3a-1-a=-6 | | -1/3n+1+3/4n=47/42 | | 4a-2/3+5a=-263/30 | | 107/44=-7k+2k-3/4 | | -1/2+w+5w=-133/2 | | 9+4/5b+3b=64/5 | | 2+5/6m+2m=-15 | | 5n-7+2/3n=98/3 |