What is 4.12 - 2.8 ???

Solve for x, y, and z. show all steps.

Solve the inequality and graph 6j - 7 < 5

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.