Answer:1:Andrea 2:Andrea and Dominique 
Step-by-step explanation:
I got it right 
 
        
                    
             
        
        
        
Answer:
$2.33 per notebook
Step-by-step explanation:
$6.99 /3 notebooks
$2.33 per notebook
 
        
                    
             
        
        
        
Answer:
(4x + 3) + (-2x + 4) = 2x + 7  
Step-by-step explanation:
(4x + 3) + (-2x + 4) =     you then collect like terms  
 (4x + -2x) + (3 + 4)= like this, and you add what's inside perenthesis 
= 2x + (3 + 4). step-by-step
= 2x + 7.  then that is how you get =2x+7 
 
        
                    
             
        
        
        
Answer:
she gave out 720 inches of string which is 20 yards so she has 30 yards left on the spool
Step-by-step explanation:
Hope it helped :)