Linear Functions Answers

Which graph shows a linear function?

What is the slope of the equation ?

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?

Which function is graphed on the coordinate plane below?

Which graph represents y = –2x?

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

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

Which table shows a linear function?

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?

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?