Ella and kate played basketball last year. ella scored 16 points per game. kate's total points for the season were 22 less than ella's. the following expression shows kate's total points: 16z-22 in the expression what does the variable z represent?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Which of the following represents the factorization of the trinomial below? x^2+7x-30