Given the following system of equations and it's graph below, what can be determined about the slopes and y-intercepts of the system of equations?

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1

Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?

In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit