Answer:
Step-by-step explanation:
Let x be pineapple juice each serving 
T be the final juice available 
(1) T = 8x+5
(2) T+11 = 12x
Solving simultaneously, 
(8x+5)+11 = 12x
8x+16 = 12x
4x = 16
x = 4
 
        
                    
             
        
        
        
Answer:
B Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
$0.84
Step-by-step explanation:
1. find total cost of both the pen and paper 
2. find the amount Sally spent
3. find cost of ruler
 
        
             
        
        
        
Your picture is a bit blurry. What is the equation on WX and on ZY?
        
             
        
        
        
Answer:
x^2+x+1
Step-by-step explanation:
Your welcomeeee