In triangle PQR, the measure of angle P=53degrees, PQ=7.4, and PR=9.6. what is the measure of angle R to the nearest degree?
a. 61 degrees
b. 49 degrees
c. 42 degrees
d. 35 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.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?