Answer:
first one is not. parallel second one is not and the third one is
 
        
             
        
        
        
Answer:
(r-7) ÷ (6+?)
Step-by-step explanation:
I don't know what the last number is 
 
        
             
        
        
        
Answer:
10%
Step-by-step explanation:
firstly express as a fraction then multiply the fraction by 100% , that is
 × 100% = 2 × 5 = 10% of the flowers are roses
 × 100% = 2 × 5 = 10% of the flowers are roses
 
        
             
        
        
        
Answer:
a
Step-by-step explanation:
 
        
             
        
        
        
Answer:
f(x) = 10x - 27. I can't find the answer anywhere
Step-by-step explanation: