Answer:
245+45x=170+60x
therefore in 5 days, they will charge the same amount
 
        
             
        
        
        
Answer:
Step-by-step explanation:the answer is option A as 1 • 3 =3 and 3+4=7
 
        
             
        
        
        
5 x 3n = 15n
^ This is your answer to your question ^
        
             
        
        
        
See the attached picture for explanation and steps:
 
        
             
        
        
        
Answer:
37
Step-by-step explanation:
 6x+y
Let x = 5 and y = 7
6*5+ 7
Multiply
30 +7
Add
37