If it's not what You are looking for type in the equation solver your own equation and let us solve it.
39n+24=687
We move all terms to the left:
39n+24-(687)=0
We add all the numbers together, and all the variables
39n-663=0
We move all terms containing n to the left, all other terms to the right
39n=663
n=663/39
n=17
| 2x+15+84+41=180 | | 2y-0.2=2.2 | | d/6+9=19 | | -2(17p+13)=-2(17p-1)+9 | | x^2-5-72=0 | | –2(c+–5)=6 | | 6(17r+16)=-6(-12-18r) | | x/2-8.7=21.3 | | 4(-8s-4)=-20s-16-12s | | 4(-8s-4)=-20s-16-125 | | 4(-85-4)=-20s-16-125 | | 2x+7=x^2+6x-25 | | 2x+5-8=-36 | | f(6)=18^2-12+11 | | 7.26-5.5b=-5.5b | | 7.26-5.56=-5.5b | | 7x-3=12x-26 | | 11x+12+10x=180 | | 11x=12+10x=180 | | -1.7z-17.91=-17.91-1.7z | | 3x-7=5, | | 170=60x+50 | | 2.95+8.50+r=61.60 | | –3+–3b=–11.7 | | 2x+35=6x+19 | | 0.08+3.84-18.7w=3.92-18.7w | | 14.2f+12.65+2.2f=-19.3+11.9f | | -15.85-15.7s=-15.7s-15.85 | | -15.85-15.7s=-15.75-15.85 | | -3m+10+11m=14m-20 | | 5h+3h=8h | | 7(2-(3+2x))-4x=-9+2(1-9x) |