What is the 21st term of an arithmetic sequence with terms a6=50 and a11=85?

1. 125
2. 155
3. 185
4. 205

Find an equation (in term of x) of line through the points (-1,3) and (1,4)

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

One integer is 5 more than another. their product is 104. find the integers