11a) False. If you simplify 8/30 you get 4/15 not 2/15.
11b) False. If you simplify 6/15, you get 2/5 not 3/5.
11c) true. 5/15 can be simplified to 1/3.
 
        
             
        
        
        
Answer: The rate of change in the y coordinate is 75. 78 - 3= 75.
 
        
                    
             
        
        
        
You know they are parallel because the lines will never intersect or meet. (Two straight lines usually mean it is parallel)
        
             
        
        
        
Answer:
72
Step-by-step explanation:
words per minutes= 1800÷25=72