What is 2x + 3 = 15 ??

In the rectangle below ac=30 units what is de

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.

What is the absolute value of -100000000000000?