PLEASE HELP ILL GIVE YOU BRAINLEST When substituting into an algebraic expressions below, is there a difference in their answers when x = - 4?

x2 = - x2 =

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

Pj is decorating pupcakes for rocky's birthday party. her color scheme is black, purple, and green. she will use this spinner to determine the color of sprinkles on each pupcake. which model shows the probability of randomly landing on each color?

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180