3.2 solving inequalities using addition or subtraction i can use addition or subtraction to solve...
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3.2 Solving Inequalities Using Addition or
SubtractionI can use addition or subtraction to
solve inequalities.
![Page 2: 3.2 Solving Inequalities Using Addition or Subtraction I can use addition or subtraction to solve inequalities](https://reader031.vdocuments.us/reader031/viewer/2022013004/56649da85503460f94a953b4/html5/thumbnails/2.jpg)
Equivalent InequalitiesO Just as you used properties of
equality, you can use properties of inequality.
O Equivalent inequalities are inequalities that have the same solutions.
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Addition and Subtraction Properties of Inequality
O If a < bO a + c < b + c O a - c < b - c
O If a > bO a + c > b + c O a - c > b - c
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ExamplesO x – 15 > -12O x – 15 + 15 > -12 + 15 O x > 3
O t + 6 > - 4
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Writing and SolvingO The hard drive on your computer has a
capacity of 120 GB. You have used 85 GB and want to save some home videos to your hard drive . What are the possible sizes of the home video collection you can save?
O Subtract 85: v ≤ 35O The home videos can be any size less than
or equal to 35 GB.
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AssignmentO ODDS OnlyO P. 174 #19-27, 33-43, 55-61