The person above is correct
        
             
        
        
        
Answer:
what is it? you did not post the picture
 
        
             
        
        
        
N + d = 20 (there are a total of 20 nickels and dimes).05n + .1d = 1.4 (total change equals $1.40)
        
             
        
        
        
Answer:

Step-by-step explanation:

<u>Expand the terms in the bracket</u>
That's

Move -2x to the other side of the inequality

<u>Move - 2 to the other side of the inequality</u>

Divide both sides by 6

We have the final answer as

Hope this helps you
 
        
             
        
        
        
Answer:

Step-by-step explanation:
To find the inverse of a function f (x) follow the steps below:
1) Make y = f (x)

2) Solve for the variable x



3) Exchange the variable x with the variable y

4) Make 

Finally, the inverse of the function f (x) is: 