Your friend asks you to him study and will pay you 5 dimes the first time you him. you agree to if he multiplies your payment by 5 for each study session. after 2 study sessions, you will receive 25 dimes, and after 3 study sessions, you will receive 125 dimes.

complete and solve the equation that finds the number of dimes he will pay you after the 7th study session.

= number of dimes for 7th study session

payment for the 7th study session =
dimes