Can someone give me the answers ill give all my points

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Determine the relationship of ab and cd given the following points