Answer:
f(x)=x/4 is an inverse of f(x)=4x
There are three simple steps to add fractions:
1. Make sure the bottom numbers (denominators) are the same
2. Add the top numbers (numerators) put the answer over the denominator
3. Simplify the fraction (if needs)
Seems like you’re gonna fail
A. divide by 3, subtract 2
B. 15 divided by 3 is 5. 5 minus 2 is 3.