b) Suppose you earn $5.50 an hour working at the plant nursery on weekends. Given your table of values in part a, write an equation to represent how many hours you would have to work to pay for the first year of video streaming service.

Consider the table below. x y -1 -5 0 5 1 11 2 13 3 11 complete the standard form equation representing the quadratic relationship displayed above, where a, b, and c are constants.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?