If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12=2n+4n
We move all terms to the left:
12-(2n+4n)=0
We add all the numbers together, and all the variables
-(+6n)+12=0
We get rid of parentheses
-6n+12=0
We move all terms containing n to the left, all other terms to the right
-6n=-12
n=-12/-6
n=+2
| 1=r/7-2 | | 3/4d=6d=8 | | 9x-14+6x+13=180 | | 92=q/9+82 | | -1=-3(3r-8)-7 | | -56=4(8-2x) | | 2+y=16 | | 2d+17=51 | | -1/2(6p+16)=7 | | 21=x/5-9 | | {x+5}=3x-7 | | x−4+1=−2 | | 9x-14+6x+13=90 | | 27+2j=55 | | 4(x+4)^2=20 | | -56=4(8-2x | | x/−4+1=−2 | | 1/3x+30=1/4x+60 | | 8(t+1)=96 | | 7x-2(-x+14)=-118 | | 9x-14=6x+13 | | 2/3x+x=5/3 | | 4r-64=+40 | | -5k-3k-4=16-3k | | 96+11x=14x | | 4=z+14/8 | | 6(4z-7)=30 | | a-3=2a+2 | | 6m=14m=16 | | z+14/8=4 | | 1/3(x+2/3)=-18 | | 49=t/9+43 |