Answer
z= 14
Step-by-step explanation:
 
4( 2z-3) -5(z-6) =3 *20
8z-12-5z+30=60
3z+18=60
3z=60-18
3z=42
z= 14
 
        
             
        
        
        
Answer:
perimeter of a children's playground, area of a house, volume of a glass of orange juice.
Step-by-step explanation:
 
        
             
        
        
        
21 and download math papa
        
             
        
        
        
Answer is 82 
substitute z for 9 
9^2 = 81+ 1= 82
        
             
        
        
        
14 2/3 This is the answer! I know you will get this right buddy!