Use substitution to determine if the point (3, -2) is a solution for the system.
5x-y=17
y=-3x-1

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

The value √10 and √15 are plotted on the number line

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.