Which statement illustrates the commutative property of addition? A. (81) - (-81) = 0
B. 83 + 4 = 4 + 81
C. (81 + 4)+(-81 – 4) = 0
D. 83 + 4 = 4 + 8

In what organelle does photosynthesis take place?

Describe how you can act financially responsible.

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.