Algebra 1 Air Test

• (-3,-1)

• (3,1)

• (-3,1)

• (0,9)

To start out her comic book collection, Joylin's uncle gives Joylin a box of comic books and several monthly subscriptions to comic books. The number of comic books in her collection, y, after x months is modeled by the equation shown: y=40+6x What does the number 40 represent in this equation?

• The price of a comic book subscription

• The number of months of Joylin's subscriptions

• The number of comic books in the box she received

• The number of title subscriptions Joylin received each month

Which statement best describes the function?

• A

• B

• C

• D

What is the domain of the function?

What is the maximum value of the function?

• 1

• 4

• 3

• 5

Juan buys peaches and grapefruit at the store. He writes the equations shown to model the relationship between the number of pound of peaches, p, and the number of pounds of grapefruit, g, that he buys: p+g=2.5 1.58p+1.09g=3.46 What is the total number of pounds of peaches and grapefruit that Juan buys?

• 2.5

• 3

• 3.46

• 1.09

Emerson has $120. Each week, he saves an additional $15. Write a function f(x) that models the total amount of money Emerson has after x weeks.

• f(x)=130x

• f(x)=120+15x

• f(x)=15x

• F(x)=120x+15

• a

• b

• c

• d

What is the domain of the function shown in the graph?

• a

• b

• c

• d