Find the value of each expression z=1, when z=2, and when z=3. Then identify which expressions are equivalent. 1. 9z-4-3z

2. 2(3z-2)

3. 9z-4z-3

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

What can you determine about the solutions of this system