Answer:a=-4,000
Step-by-step explanation:
 
        
             
        
        
        
Answer:
5/6(1/2x)+5/6(6)-3x
-31x/12+5/12-3x
-3x+5/12+5
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
25x = 300
Rearrange to solve
x = 300 divided by 25 = 12 
Hope this helps
 
        
             
        
        
        
Answer:
 weeks or
 weeks or  weeks
 weeks
Step-by-step explanation:
To do this we can set up a proportion

This will tell us how many weeks are in 2/5 of a year
Let's evaluate this
 
 
We cannot simplifiy this anymore, so we will leave it as an improper fraction, or a mixed number as shown below 
 weeks
 weeks