Evaluate 9x + 3xy − 2 for x = 3 and y = −3.

What is the reflection image of (5,-3) across the line y = -x?

What is the slope of the line that contains the points (-2,1) and (0,-3)

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.