Lesson #11: Linear Inequalities and Systems

When you graph an inequality, you used a solid line when you use which symbols?

• ≤, ≥ 
• <, >

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CCSS.HSA.REI.D.12

When graphing an inequality, you use a dotted line when you use which symbol?

• <, >
• ≤, ≥ 

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CCSS.HSA.REI.D.12

In an equation or inequality, you want to get the variable...

• on one side
• to disappear
• isolated (by itself)

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CCSS.7.EE.B.4A

Which point below is NOT part of the solution set?

• (0, 0)
• (-10, 20)
• (3, 5)
• (0, -2)

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

Which point below is NOT part of the solution set?

• (0, 0)
• (5, 1)
• (-1, -3)
• (20, -5)

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.C.6

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

Tags

CCSS.HSA.REI.D.12

Which system of linear inequalities is represented by the graph?

• y≤2x-1
  y>-2x+3
• y>2x-1
  y≤-2x+3
• y<2x-1
  y≥-2x+3
• y≤2x-1
  y>2x+3

Tags

CCSS.HSA.REI.D.12

Solve the system of inequalities by graphing.

• 
• 
• 
• 

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CCSS.HSA.REI.D.12

Which point is a solution?

• (0, 6)
• (-3, 4)
• (1, 0)
• (-4, 3)

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11