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)
2*n-5 = 7*n-50 // - 7*n-50
2*n-(7*n)-5+50 = 0
2*n-7*n-5+50 = 0
45-5*n = 0 // - 45
-5*n = -45 // : -5
n = -45/(-5)
n = 9
n = 9
| -5+2b=-b-5 | | 7m+7=-1+6m | | 7a+6=-54-3a | | -4-4x=3x-11 | | 6k-4=4k-26 | | 2d+2=-18+6d | | 2w-1=6w+47 | | -4b-5=6b-15 | | -2+2b=4b-24 | | 10+5k=4k+4 | | 6+7t=6t+18 | | -7+d=4d+5 | | -n+6=24+5n | | -6m+10=-5m+6 | | 4k-10=3k-9 | | -5d+4=-3d-4 | | -6-4a=-7a+6 | | 3t+4=7t+52 | | 10+7m=-4m+65 | | -7x+7=19-4x | | 3-4t=2t-21 | | 5b+4=7b+2 | | 6m+9=3m-9 | | 3m+2=7+4m | | -5+6a=7a+4 | | 6k-10=42-7k | | 2(x+15/2) | | 7+5k=6k+0 | | 4k-3=5k+5 | | -7b+4=4b+125 | | 6w-8=4w+6 | | 3x+6=-27+6x |