How do i tackle the equation 4^2z/3=8^(z+2)

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earn $75 in interest.how much interest will she earn during the following year?

Which function has an inverse that is also a function? a. g(x) = 2x-3 b. k(x) = -9x2 c. f(x) |x+2| d. w(x) = -20