How to draw a picture to show 9/7

The triangles are similar. what is the value of x? x=

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

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1