Which of the following expressions is equivalent to |x + 4| < 5?
a. –5 > x + 4 < 5
b. –5 < x + 4 < 5
c. x + 4 < 5 and x + 4 < –5
d. x + 4 < 5 or x + 4 < –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.