1.4 notes - Find the ticket sales needed for the band to...

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1.4 Notes: Solving Inequalities Warm-up: State whether each statement is true or false. 1) 5 < 12 2) 5 12 3) 5 5 Solve. 4) 3x + 3 = 2x – 3 5) 5x = 9(x – 8) + 12 Objective: - solve and graph inequalities - solve and write compound inequalities Quick Review Graphing Inequalities x > 2 x -4 On your own review properties of inequalities (p. 26) Solve and Graph Inequalities 1) 3x – 12 < 3 2) 6 + 5 (2 – x) 41 No Solutions or All Real Numbers as Solutions 1) 2x – 3 > 2 (x – 5) 2) 7x + 6 < 7 (x – 4)
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Word Problem: A band agrees to play a show for $200 plus 25% of the ticket sales.
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Unformatted text preview: Find the ticket sales needed for the band to receive at least $500. A company estimates that 2% of every part they create is defective. How many parts must they make and test in order to be able to ship at least 4500 non-defective parts? A compound inequality is a pair of inequalities joined by and or or . Compound Inequalities with AND 3x – 1 > -28 and 2x + 7 < 19 Compound Inequalities with OR 4y – 2 ≥ 14 or 3y – 4 ≤-13...
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