Answers Algebra I AIntroduction to Linear Functions

Slope of a Line Answers

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The table represents a linear function.

–6

–4

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The graph of a linear function is shown.

positive

negative

zero

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Which function shows a fabric with a price of $1.25 per square yard?

A table showing Price of Fleece with five columns and two rows. The first row, Square Yards, has the entries, 1, 2, 3, 4. The second row, Price, has the entries, $1.25, $2.00, $2.75, $3.50.

A table showing Price of Fleece with five columns and two rows. The first row, Square Yards, has the entries, 1, 2, 3, 4. The second row, Price, has the entries, $0.25, $1.25, $2.25, $3.25.

A coordinate plane showing Price of Fleece. The x-axis shows Number of Square Yards and the y-axis shows Price in dollars. A line starts at (0, 0) and passes through (5, 4) and ends (10, 8).

A coordinate plane showing Price of Fleece. The x-axis shows Number of Square Yards and the y-axis shows Price in dollars. A line starts at (0, 0) and passes through (4, 5) and ends (8, 10).

Line GH contains points G(–2, 6) and H(5, –3). What is the slope of ?

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The graph of a linear function is shown.

positive

negative

zero

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The graph of a linear function is shown.

positive

negative

zero

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The table shows the height of water in a pool as it is being filled.

The height of the water increases 2 inches per minute.

The height of the water decreases 2 inches per minute.

The height of the water was 2 inches before any water was added.

The height of the water will be 2 inches when the pool is filled.

Debi walks laps around the mall for exercise during the winter months. The table represents the number of steps recorded on her pedometer as she walks laps around the mall one day.