13.3 repeating all you have to do is convert them into seconds and divide them by nine 
        
             
        
        
        
Hello!
Slopes of perpendicular lines are opposite reciprocals of each other, which the slope of line perpendicular to a line with a slope of 7/8 is -8/7.
Answer:
D. -8/7
Hope this helps!
        
             
        
        
        
Answer:
answer 3
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
65  cups
Step-by-step explanation:
If she sold 10 more cups of lemonade than tea and sold 120 cups total.  I first would subtract 10 cups from 120 =110.  then I divide 110 /2 = 55 cups
The 55 cups makes it equal then I add the 10 cups back to the Lemonade to get 55+10 = 65
So your answer would be 65 cups of lemonade