Answer:
The answer is A.
Step-by-step explanation:
Lets call f(x)=y, so y= 4*(3*x-5), we want to find 'x', using 'y' as a the variable.

Now lets change the name of 'y' to 'x', and 'x' to f^-1(x).
f-1(x) = (x+20)/12
Answer:
Step-by-step explanation:j7/10. 7 divided by 10. And .7
Answer: 80 minutes
Step-by-step explanation:in the picture
The answer to this equation would be 7/20. Hope this helps! :D
~PutarPotato