Which shows the best use of the associative and commutative properties to make simplifying 2/5 - 15+8 - + 3 easier?
A. [3+ 2/5} + (-15)] + [(-5) + 8]
B. [2/5 +8+(-15)] + [3+(-3)]
C. [2/5 +(-15)] + [8+(-3) + 3]
D. [2/5 +(-3)] + [8 +3+(-15)]

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.

What is the measure of each of the two angles formed by the bisector of the diagonal of a rhombus if the original angle measures 58 degrees?