Algebra I RC2 Released STAAR

A line contains the points ( –2, –2) and (4, 2). What is the slope of this line?

The graph of a line passes through the points ( –3, 1) and (5, 8). What is the slope of the line?

The water level (a)   at a rate of ​ (b)   m/h.

• decreases
• 0.25
• increases
• 1
• 4

A construction worker built steps up to a home. The table shows the linear relationship between the height off the ground in inches and the number of steps. What is the rate of change of height off the ground with respect to the number of steps?

• 14 in. per step

• 7 in. per step

The table shows the linear relationship between the number of items the worker has packed in boxes after different amounts of time. The worker packed (a)   items in boxes per minute.

• 4
• 8
• 37
• 15

What is the rate of change of y with respect to x for this line?

What is the rate of change of the distance in feet below sea level with respect to time that the submarine traveled?

Mathematical Equivalence

ON

The graph of a linear function, f, is shown.

What is the zero of f ?

• –3

• 3

• 2

• –6

The x-intercept is (a)  

The y-intercept is ​ (b)  

• (–2, 0)
• (8, 0)
• (4, 0)
• (0, 8)
• (0, –2)
• (0, 4)

• F

• G

• H

• J