Which expression represents the perimeter of the figure below? * A= 5x+2y+z
B=5x+2y
Cx+y+z
D(5+2+1)(x+y+z)

Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

Find the cosine function that is represented in the graph.

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?