Coordinate Graphing and Line Graphs

True or False: All graphs which create straight lines are proportional relationships

• True

• False

Which of the following equations match the given graph?

• y  < 2/5x + 1

• y ≥ -2/5x + 1

• y ≤  2/5x + 1

• y ≥ -2/5x - 1

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Which of the following linear inequalities represents the graph?

When graphing a linear inequality, < and > signs would require you to draw...

• a solid line

• a dotted line

• a solid line

• a dotted line

Which point below is NOT part of the solution set?

• (0, 0)

• (-10, -10)

• (-1, 5)

• (5, 20)

Consider the function y < 2x+3. Which is true?

• The line would be solid with shading above.

• The line would be dashed with shading above.

• The line would be solid with shading below.

• The line would be dashed with shading below.

Select the graph for y ≥ -3.

• A

• B

• C

• D