Which expression is an example of the associative property?
A. (x + y) + z = x + (y + z)
B. x+y+z=z+ y + x
C. x(y + 2) = xy + xz
D. x • 1 = x

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?