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)
-30 = 2*n+3*n-10 // - 2*n+3*n-10
10-(2*n)-(3*n)-30 = 0
10-2*n-3*n-30 = 0
-5*n-20 = 0 // + 20
-5*n = 20 // : -5
n = 20/(-5)
n = -4
n = -4
| -28=7t+5t-4 | | 3n+3+5n=35 | | -5-4a+3a=-16 | | 7x+5+5x=101 | | 8-5m-5m=-2 | | -1=t+6t+6 | | 10-4n+3n=1 | | 8=-7d+d-10 | | -8+3a+a=8 | | 94=n+6n+10 | | -4k-10+k=-13 | | -10=-4m+2m-4 | | 6+6k-2k=-26 | | -2+3m-2m=-14 | | 7b-4-5b=-4 | | 6-7t+t=-12 | | -51=5t+4t+3 | | -1+6w-4w=7 | | 18=b+4b+3 | | n+3+n=13 | | 8+2b-b=19 | | 2n-9+n=6 | | 4-6a+7a=15 | | 98=7w+6w+7 | | 4w+3+6w=53 | | 5+6m+2m=101 | | -5+2m-6m=-49 | | 6x+4+x=32 | | -2n-9+5n=6 | | 6k+4-4k=14 | | -4b+8-6b=-92 | | 5m+6+5m=-74 |