Before and after yeah

Which expression is equivalent to 2x^2+7x+4?

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

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.