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*n+9 = 79/7 // - 79/7
4*n-(79/7)+9 = 0
4*n-79/7+9 = 0
4*n-16/7 = 0 // + 16/7
4*n = 16/7 // : 4
n = 16/7/4
n = 4/7
n = 4/7
| 2n-3+n=2n+2 | | 2/3-7m=107/3 | | 4t-7/8=43/24 | | -1/3-4d=-97/3 | | -3/8+3n=-27/40 | | 5k+4/7=4/7 | | -1/5m+1=9/5 | | 5n+6=3n+3 | | 5n+6=3n+1 | | 4-4t=2 | | t+1=-8 | | -3/5x-2=-2 | | 2/3+5/7k=74/21 | | 2n-1/3=-1 | | 6n+3=-39 | | 1-1/2k=-9/2 | | 6+3/4k=27/4 | | 2w+2=20 | | -1/3+3k=25/33 | | 2/5+4w=-138/5 | | -6w+5/7=85/21 | | 3t+9/10=339/10 | | 4+2w=5/2 | | 5/6d+1=31/6 | | 3a-3/5=-96/35 | | -6k+9=-45 | | 5t+3/8=7/8 | | -12=-4x-8 | | 1-4/7b=17/14 | | 4n+4=10/3 | | -6m+1=-65 | | 3/5b-1/3=-1/3 |