I think your supposed to add them all together or divide
        
                    
             
        
        
        
Answer: 4a16b4c12
Step-by-step explanation:
 
        
             
        
        
        
What do you want us to answer??
        
             
        
        
        
18% = 0.18
Tip = $36.00 x 0.18 = $6.48
Total bill = $36.00 + $6.48 = $42.48
Answer:
Total bill = $42.48
Tip = $6.48
 
        
             
        
        
        
Line 3 is where the error begins. 12^2 is not equal to 24, it is equal to 144. Same for 18^2. 
Answer: 
468 = hypotenuse^2 
Hypotenuse= square root of 468