Linear Day 2 STAAR Blitz

• F

• G

• H

• J

The graph of a linear function is shown on the graph.

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

• 7/9

• -7/9

• 3/4

• -3/4

A contractor's total earnings from a job include a fixed amount plus an amount based on the number of hours worked. The value in the table represents the linear relationship between the number of hours worked and the contractor's total earnings in dollars.

What is the rate of change of the contractor's total earnings in dollars with respect to the number of hours worked?

• $8.75 per hours worked

• $9.25 per hours worked

• $10.00 per hours worked

• $20.00 per hours worked

Which statement base represents the equation of the line shown on the grid and its relationship to the x-axis?

• The equation of the line is x = 2.5, and the line is parallel to the x-axis.

• The equation of the line is x = 2.5, and the line is perpendicular to the x-axis.

• The equation of the line is y = 2.5, and the line is parallel to the x-axis.

• The equation of the line is x = 2.5, and the line is perpendicular to the x-axis.

What is the solution to this equation?

-4 (2m - 7) = 3 (52 - 4m)

• 32

• 46

• -6.4

• -40.75

The graphs of lines k1 and k2 are shown on the grid.

Which systems of equations is best represented by this graph.

• y = 3x - 2

  y = -4/9x + 4

• y = 3x - 6

  y = -4/9x + 4/9

• y = 1/3x + 9

  y = -9/4x + 9/4

• y = -x + 10

  y = -9/4x + 13/4

• y= 3x + 27

  y= -1/2x + 8

• y= 3x + 8

  y= -1/2x + 27

• y= -1/2x + 27

  y= 3x + 8

• y= -1/2x - 27

  y= 3x + 8

The graphs for two linear functions are shown on the grid.

Which systems of equations is best represented by this graph.

• y = -x + 4

  y = x + 2

• y = x + 4

  y = -x - 2

• y = -x - 4

  y = x + 2

• y = x - 4

  y = -x - 2

A system of equations is graphed on the grid.

Which system of equations does the graph represent?

• y = -2x + 4

  y = -x + 4

• y = 2x - 4

  y = -x + 4

• y = -2x - 4

  y = x + 4

• y = 2x + 4

  y = -x - 4

A system of linear equations is represented by the line h and line j. A table representing some points on line h and a graph of line j are shown.

Which systems of equations is best represented by lines h and j?

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