If it's not what You are looking for type in the equation solver your own equation and let us solve it.
20s-13=67
We move all terms to the left:
20s-13-(67)=0
We add all the numbers together, and all the variables
20s-80=0
We move all terms containing s to the left, all other terms to the right
20s=80
s=80/20
s=4
| 150=300/x | | 4+4d=6+d | | 4(c+2)=c | | 7(2t+4)=4(2t-7) | | -8+d/15-4=0 | | x/12+20=20 | | 5w+29=79 | | -27+4y-9=0 | | 22x=36/22 | | 3z+20=4z+6 | | 6y-4y+9y=215 | | -1/5x-18-5=0 | | 31+f/14=42 | | -9t-15-66=0 | | 6/7+7y/9=8 | | 4y+6=10y+13 | | -18+13c=8 | | 3(8-s)+4=-4 | | 2x+1-6×=13 | | 161=69-x | | 6x+4=2(2x+−5) | | 6x+15=3x+12 | | 2x+3/5+2=23 | | 6h-17=73 | | 5p+15=4p+10 | | 75x=30x100 | | 2(4x+7)=54 | | 7x-151=305 | | y/5-17=8 | | X+16+3x-14=180 | | 6(-n-3)-2n=10 | | x/20+9=27 |