If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12n-9n=6
We move all terms to the left:
12n-9n-(6)=0
We add all the numbers together, and all the variables
3n-6=0
We move all terms containing n to the left, all other terms to the right
3n=6
n=6/3
n=2
| -3y+3=-5 | | 4x-1=75 | | -41a−4=47a−3 | | 4x+9x+8=4 | | -7e-2=10 | | 7/10c+1/5c=1/7 | | 4z-6=6(z+2)+2 | | 5x=1/2(x+4+59) | | (2+q)−2=8 | | 4a=5-3a=27 | | 7/8=k/12 | | 2(2+q)−2=8 | | 9n^2+43n+24=0 | | 3g-7÷4=8 | | x-31=75 | | 3^x-1=0 | | (3x2‑5)x=5 | | 3(q+2)+7=40 | | 7+x+1=-8 | | 2/1-x=3/1-2x | | -2(b-4)+8=24 | | 2(g-7)=4 | | 7+x+1=8 | | 1000-2q=20+3q | | 10x-62=38+5× | | 2(g−7)=4 | | s/14=24s= | | -4+53=8d+14 | | 3x+1=1x17 | | 5z-8=-13 | | 30/k=-6 | | 9x-17=226 |