Sharon has some one dollar bills and some five dollar bills. She has 14 bills. The value of the bills is $30. Solve a system of equations to find how many of each kind of bill she has.

In the diagram of circle o, what is the measure of zabc?

2/3(-6y+9x) expand each expression using the distributive property

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2