Which expression is equivalent to 8 - (6r + 2)?

Which representation has a constant of variation of -2.5

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.

The function show two sisters' savings account and the rate at which they plan to deposit money