Answer:
Step-by-step explanation:
I need help too 
 
        
                    
             
        
        
        
If the line is parallel, it has the same slope. So now just find the y intercept and put it into slope-intercept form
        
             
        
        
        
Answer:
$8.96
Step-by-step explanation:
To find the total amount, multiply the percentage of the tip (20%) as 0.20 with 7.47 
(7.47×0.20=1.494)
 Add $1.49 to $7.47
(1.49+7.47=8.96)
And there is your total amount with a 20% tip!
$8.96