X squared - 7x-34=10 solve

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.

How can you tell when x and y are not directly proportional?

The function models the number of accidents per 50 million miles driven as a function