Answer:
First, let's write the problem. 
4+3s-9s=22 
Add like terms, 
4-6s=22 
Subtract 4 from both sides. 
4-6s-4=22-4 
-6s=18 
Divide both sides by -6. 
\frac{-6s}{-6}=\frac{18}{-6} 
 
Our final answer would be, 
s=-3 
 
You can feel free to let me know if you have any questions regarding this! 
Thanks!
Explanation: