If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3n+5=31
We move all terms to the left:
3n+5-(31)=0
We add all the numbers together, and all the variables
3n-26=0
We move all terms containing n to the left, all other terms to the right
3n=26
n=26/3
n=8+2/3
| 5x+40=3x-14 | | 12-40x=10x-20 | | 35,75=65x | | 73-v=219 | | 135=-u+204 | | 7x=234,5 | | 590x=15163 | | 220=1000x | | 260-v=99 | | 50-4r=70 | | 13800=x.50 | | y.22=1386* | | 9,5=3x+5 | | Y=-16t^2+116 | | 2y-80=10 | | 42x-300=359,4 | | 1/4h=20 | | 42-x=5 | | 13y-40=77 | | 560-3x=200 | | 15x+1=4x-10. | | 5t2-45=0 | | 85=0.40x | | 6x-6=5x+16 | | 26−5z=-49 | | 5x+9/8=37/4 | | 26−5z=−49 | | 13k+8=5k-9 | | 15x-11+6=180 | | 13y+41=132 | | 43=3d+7 | | .3y+8=14 |