Carla was saving coins. She started with 7 coins in her collection. She adds 3 coins each month. How many coins will she have in the 8th month? Choose the rule that matches this situation.

A. 8 + 3 * 7

B. 31 coins

C. 7 + 3 * 8

D. 7 + 3

Jenny invests $2,000 at an interest rate of 5%. the amount of money, me, in jenny's account after tyears can be represented using the equation ma-2000(1.05). if jenny would have invested the same amount of money at the same interest rate four years ago, the equation representing the amount of money mo. in her account would be represented using the equation! mg = 2000(105)*** which of the following is equivalent to mp? 2000(105) om- 1.05 2000(1.05) mo 1059 mp-2000(1.05) (105) mp - 2000(1.05) + (1.05)