Answer:
is the right answer.
Step-by-step explanation:
I the function is 

Then we have to find inverse of function f(x).
we will write the equation as 
4y = x + 3
x = 4y - 3
Now we will rewrite the function as

So the answer is 
The 6 represents 6,000, so 6,000 times ten is 60,000
Answer:
-27/7
Step-by-step explanation:
put x into the equation
Answer:
or 
Step-by-step explanation:
we know that
To calculate the total distance Barb walked, add the distance to her friend's house plus the distance to the library.
so

Remember that

substitute



Convert to mixed number
