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Published byEdward Fleming Modified over 8 years ago
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Solving inequalities
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An equation. Solve this and graph the answer on a number line: x - 2 = 5
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Inequality Symbols
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Consider this example: x – 2 > 5 An inequality.
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Find all of the possible solutions (solve). Draw a number line. Where you put the answer, you have two options: – open circle for – closed circle for ≤ and ≥ Then shade in the direction of the possible solutions. To graph an inequality with one variable…
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Solving Inequalities with Addition and Subtraction 1. y – 2 < 62. m + 7 ≥ -14
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Solving Inequalities with Multiplication and Division Multiplication and Division are done exactly the same way as equations with one exception: – ANY time you multiply or divide BOTH sides by a negative number, you must flip the sign.
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Solving Inequalities with Multiplication and Division 1. 2s < 422. 3h > 45
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Solving Inequalities with Multiplication and Division 3. –8p > -324. –4d < -12
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Solving Inequalities with Multiplication and Division 5. > -26. > -6
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Solving Inequalities with Multiplication and Division 7. > -38. < 2.6
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Multi-step and variables on both sides inequalities
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12 + 3a < 18 -5y + 13 > -2
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7 – 3k < 2k – 8 2r – 18 < 5r + 3
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3c – 2 > 3(c – 1) –5(x + 3) > -5x + 1
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