Which property is used in the following?
a. distributive property
c. associative property
4x (7 + 2) = 4x7 + 4 x 2
b. commutative property
d. none of the above

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Which graph has a rate of change of zero

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?