Solving Inequalities         Chapter 6      Sections 1 and 2
Solving Inequalities  Simplify   both sides.    – Use the distributive property.    – Combine like terms.    – Follow PEM...
Examples          
Be Careful2x – 3 > 2 (x -4)2x – 3 > 2x – 8-3 > -8-3x > 24x > -8Wrong!
Try These 
Application In 1982 Wayne Gretsky set a new record for the greatest number of hockey goals in one season with 92 goals. Su...
Application You have w 90000 to buy presents for your friends. You plan to spend w 18000 each. What are the possible numbe...
Application You apply for a job that requires the ability to type 40 words per minute. You practice typing on a keyboard f...
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Sections 1, 2, and 3

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Inequalities

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Sections 1, 2, and 3

  1. 1. Solving Inequalities Chapter 6 Sections 1 and 2
  2. 2. Solving Inequalities  Simplify both sides. – Use the distributive property. – Combine like terms. – Follow PEMDAS.  Bring all variables to one side ( Try to keep the coefficient positive).  Undo operations, addition/subtraction, multipli cation/division.
  3. 3. Examples  
  4. 4. Be Careful2x – 3 > 2 (x -4)2x – 3 > 2x – 8-3 > -8-3x > 24x > -8Wrong!
  5. 5. Try These 
  6. 6. Application In 1982 Wayne Gretsky set a new record for the greatest number of hockey goals in one season with 92 goals. Suppose that a hockey player has 59 goals so far in a season. What are the possible numbers of additional goals that the player can make in order to match or break Wayne’s record?
  7. 7. Application You have w 90000 to buy presents for your friends. You plan to spend w 18000 each. What are the possible numbers of presents that you can buy?
  8. 8. Application You apply for a job that requires the ability to type 40 words per minute. You practice typing on a keyboard for 5 minutes. The average number of words you type per minute must be at least meet the job requirement. What are the possible number of words that you can type in 5 minutes in order to meet or exceed the job requirements.

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