Given two terms in an arithmetic sequence find the explicit formula and the recursive formula. 7) a19 = -1816 and a39 = -3816
8) a11 = 17 and a37 = -35

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Which expression shows the sum of the polynomials with like terms grouped together

Ana drinks chocolate milk out of glasses that each holdof a liter. she has of a liter of chocolate milk in her refrigerator. 10 how many glasses of chocolate milk can she pour?