2.8 Graphing Linear Inequalities

Which inequality below is equivalent to

3x - y > 4

• y > 3x - 4

• y < -3x + 4

• y < 3x - 4

• y > -3x + 4

Which of the following is true of the given graph?

y ≥ -2x + 1

• The graph is a dotted line, shaded above.

• The graph is a solid line, shaded above.

• The graph is a dotted line, shaded below.

• The graph is a solid line, shaded below.

Tags

CCSS.HSA.REI.D.12

Which of the following is the graph of

3x - 2y < 10

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Tags

CCSS.HSA.REI.D.12

Is this graph shaded above or below?

• above

• below

Tags

CCSS.HSF-IF.C.7A

Is this graph shaded above or below?

• above

• below

Tags

CCSS.HSA.REI.D.12

How can I tell if an inequality will have a solid line?

• It has an equal sign.
• The symbol is greater than.
• The symbol has "or equal to."
• You just guess.

Tags

CCSS.HSA.REI.D.12

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Tags

CCSS.HSA.REI.D.12

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Tags

CCSS.HSA.REI.D.12

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Tags

CCSS.HSA.REI.D.12

Do I need to flip my sign?
3x  ≥ 12

• Yes
• No

Tags

CCSS.6.EE.B.8