Answer: 384 or 528 depending if you have to add the interest he already earned
Step-by-step explanation:
 
        
             
        
        
        
Answer:
too small
Step-by-step explanation:
 
        
             
        
        
        
Answer:
x=1
y=3
z=-2
Step-by-step explanation:
Use substitution to solve two systems and then the third.
 
        
             
        
        
        
Answer:
Hey sisters!
Step-by-step explanation: