If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2n-8+4=30
We move all terms to the left:
2n-8+4-(30)=0
We add all the numbers together, and all the variables
2n-34=0
We move all terms containing n to the left, all other terms to the right
2n=34
n=34/2
n=17
| -6+-h=-3 | | 1/8(g)=4/5 | | 4h+3h=-31 | | 6b+4=17 | | 4.8+-2y=3.1 | | -.5x^2+40x-300=2500 | | 7(2x+1)-2(x+3)=15 | | 3x-(2x+4)=-6 | | 4/w=-5 | | 17w^2=10625 | | 9-3x=-88 | | 5/6x-3-x/8=4x+3/12 | | 8.24=m/2+7 | | 2w-3=3.12 | | 2u-10=-4 | | 5.15+3p=11.15 | | 2=x–58.59/3.29 | | -76x-2=-154 | | 0.4x-3=0.1x+4.5 | | w-2+2w=6+5+w | | 2-4y=9 | | 7x+6x+2=-7 | | b+7.5=15 | | -10y=2y+4 | | R(x)=1.52x | | 4b+13=2(b+1)-1 | | 16=-4{x-1}+4 | | 11x-7=3x=9 | | 3u–56=u | | 3. 48+7d,d=10 | | x+2x+1/2x=59.50 | | -18+32=-2(x+4) |