Let's say a widget costs "x" dollars. 
Let's say x=1.50.
cost=350x= 350*(1.50)=525 dollars 
Or more specifically 
cost=nx, with n bring number of widgets 
c(x)=nx
        
             
        
        
        
Answer:
x = 11 or x = -11
Step-by-step explanation:


x = 11 or x = -11
 
        
                    
             
        
        
        
Answer:
240
Step-by-step explanation:
find multiples of 3 16 and 20 and multiply the multiples . you will get 240 .
i hop it helps you ❤
 
        
             
        
        
        
Answer: 2
Step-by-step explanation:
 
        
             
        
        
        
 The correlation coefficient r of the data set is <em>-0.28</em>