The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for 2005.

1999 $578
2000 613
2001 654
2002 675
2003 706
2004 730
2005

I have no idea of what I am doing here.

2 answers

I would graph the table, horizontal line year,vertical line payment. See if you can draw a best fit line to the data.
I don't think that's what i need.
I need to figure out the amount