Find the simple interest earned after 5 years on $800 at an interest rate of 9

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Which equation represent the line that is perpendicular to the line 5x-2y=-6 and passed through the point (5,-4)?