i really need help with this. i’m going to fail the term if i don’t do it and have summer school. please help me

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2