First you divide everything by 4 which will become b^2+2b-3=0 
Then you can factor this which is 
(b-1)(b+3)=0 
B=1
B=-3 ... I think that's how you do it
        
             
        
        
        
Answer:
biased
Step-by-step explanation:
even with the computer randomly picking people, they are still all on the mailing list.
 
        
             
        
        
        
5,28-(x4-3,,,,,,,,,,,,,,,,,
        
             
        
        
        
Answer:
x=2
Step-by-step explanation:
3x=5+1
3x=6
x=6/3
x=2
 
        
                    
             
        
        
        
Answer:
f(-2)=4(-2)+1= 7
Step-by-step explanation: