Need some help on this one:

Solve for f(x) if g(x)=1/2f^-1(3(x+2))-7

It's basically asking for a function when the provided information is a transformation on the function's inverse.

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Wrote and expression for the difference of p and 4

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?