|find the sum of the given arithmetic series.
30 + 23 + 16 + 9 + + (-33)
a. -15
b. 315
c.-3
d.-30

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?