If the expression below has a positive value, which inequality represents all possible values of x in the expression? -3x
show your work.
x < 0
x > 0
x < 0
x > 0

The coordinate grid shows points a through k. which points are solutions to the system of inequalities listed below? 2x+ ys 10 2x 4y < 8 oa c, d, k o e, f. g, j oa, c, d, h, k oe, f. g, h, j

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.