1) Nine months ago Alexa deposited $7,000 in a three-year CD. She has received $224.16 in interest. She withdraws $1,000. This is before the CD matures, so she pays a $250 penalty.
What is her balance after the withdrawal?

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Me d is also an option but i couldn't get it in the picture

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?