8n + -3n = (8 + -3)n
Is this Distributive if it appears "backwards"?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i