One Step Inequalities Review

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One Step Inequalities Review
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One Step Inequalities Review

• Adding Negative Numbers
• Same signs add and keep the sign
• Different signs subtract and keep the sign of the
  larger
• Subtracting Negative Numbers
• Same Change Flip
• Multiplying and Dividing Negative Numbers
• Same signs Positive
• Different Signs Negative

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One Step Inequalities Review

• The pac-man always opens up to the bigger
  number!
• lt (less than)
• gt (greater than)
• lt (less than or equal to)
• gt (greater than or equal to)

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One Step Inequalities Review

• Graphing
• When do you use an open circle?
• When do you use a closed circle?
• Flipping the sign
• You flip the sign when you MULTIPLY OR DIVIDE
  NEGATIVE NUMBERS!!!!!!!!!!!

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One Step Inequalities Review

• Shading your line graph
• When the variable is less than the number shade
  LEFT
• Example x lt 9 or -2 gt x
• When the variable is greater then the number
  shade RIGHT
• Example x gt 5 or -4 lt x

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One Step Inequalities Review

• Example
• -2x gt 12

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One Step Inequalities Review

• Example
• -17 lt n 9

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One Step Inequalities Review

• Example
• 28 gt -7y

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One Step Inequalities Review

• Example
• b lt 15
• 3