Linear Functions Answers

If f(x) is a linear function, what is the value of n?xf(x)–4–25–1–10n20

If f(x) is a linear function and the domain of f(x) is the set of all real numbers, which statement cannot be true?

Which graph represents y = –2x?

Tickets for the school play sell for $4 each. Which graph shows the relationship between the number of tickets sold (x) and the total income from the tickets (y)?

Which table shows a linear function?

Which graph shows a linear function?

If f(x) = 4x + 12 is graphed on a coordinate plane, what is the y-intercept of the graph?

One manufacturer boxes screws so that each box weighs the same no matter what size the screws are. The graph shows the amount of allowed weight remaining in a given shipment depending on the number of boxes of screws already included. What does the y-intercept represent in this situation?

Which equation is represented by the graph below?

If f(x) is a linear function, which statement must be true?

The graph of a function must be linear if it has what characteristic?

What is the slope of the equation ?

What is the slope of the equation y – 3 = –4(x – 5)?

The cost to rent skis at a local sporting goods store is $15 plus $20 per day. Which equation models the relationship between the total cost to rent, c, and the length of the rental in days, d?