If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-2n+4n=8
We move all terms to the left:
-2n+4n-(8)=0
We add all the numbers together, and all the variables
2n-8=0
We move all terms containing n to the left, all other terms to the right
2n=8
n=8/2
n=4
| -8x-8+4x=-9x-2 | | 4|x-3|-8=8 | | 15/16=x+1/4(3) | | 4(a+20)=8+4a | | 53x=318 | | -6-8a=154 | | -1+v=3 | | 6x+3-7=29 | | 4x-x=11-x | | 2(2x+5)=9+4x | | -4(a+6)=6 | | v+1/4=-3/8 | | -2(2x+3)=-7x+4 | | -18=1z+21/7 | | x=4(x+5)=40 | | -2.9=x-5.2 | | 5w-7=2w-1 | | 5=w-2.2 | | 40*b^2=160 | | M1=2y+8 | | X=3y= | | 4.5w=5.1w-3- | | 5x+2x-8=20 | | 3(x+8=18 | | 9/2x=-1/4x+1/2 | | 5x/6-x/2+x=x+15/3 | | 16(w+3)=4(w-13)-20 | | x-6=(-12) | | -2(5x+4)=-6x | | 6(3+a)=18=6a | | -3(4x-2)=19x-7 | | 4x-13.5=x |