To join a local square dancing group, jan has to pay a $100 sign-up fee plus $25 per month. write an equation for the cost (y) based on the number of months (x).

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries