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+6 = 7*n-54 // - 7*n-54
2*n-(7*n)+6+54 = 0
2*n-7*n+6+54 = 0
60-5*n = 0 // - 60
-5*n = -60 // : -5
n = -60/(-5)
n = 12
n = 12
| 1+6b=b+61 | | 5a+9=-4a+27 | | 10+5x=3x+22 | | 2d+8=-2d+28 | | 8+2b=-2b+8 | | 7k+7=k-5 | | m-1=-m+5 | | 7+4a=2a+7 | | 2k-5=15+7k | | 2k-2=-10+6k | | 2w+6=0+4w | | 2+2w=-7w+110 | | -4b-9=-21-7b | | 2m+4=0+4m | | 2a-9=-29-3a | | -2+5a=2a+34 | | -4+7m=3m-24 | | -7a+9=a-71 | | -6a+5=-17+5a | | 3n+7=-33-n | | 6n+9=7n+0 | | 7w+9=57+w | | 3b-4=16-2b | | -8+5m=-3m-16 | | y=5/9x+4 | | -5+2m=3m-7 | | 5+3m=2m+17 | | 7+4k=6k-9 | | -5w+6=-3w-6 | | 7-2n=3n-23 | | 7k-7=74-2k | | 7+7b=6b+15 |