How do I solve this? Thank you.

Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is