(−4)−(−2)–{(−5)–[(−7)+(−3)–(−8)]} help thx

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

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.

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52