Solving One-Step Inequalities
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Transcript of Solving One-Step Inequalities
![Page 1: Solving One-Step Inequalities](https://reader036.fdocuments.in/reader036/viewer/2022082818/56813545550346895d9ca5c8/html5/thumbnails/1.jpg)
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Symbol Meaning Graph
< Less than Open circle
> Greater than Open circle
≤ Less than or equal to Closed circle
≥ Greater than or equal to
Closed circle
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Let’s think ………
1,0,-1,-2,-3…
What about… ½ or 1.999999?
This is why we use an open circle when we graph the inequality
x< 2
Is 2 less than 2?
![Page 4: Solving One-Step Inequalities](https://reader036.fdocuments.in/reader036/viewer/2022082818/56813545550346895d9ca5c8/html5/thumbnails/4.jpg)
The open circle tells us that 2 is not included
![Page 5: Solving One-Step Inequalities](https://reader036.fdocuments.in/reader036/viewer/2022082818/56813545550346895d9ca5c8/html5/thumbnails/5.jpg)
Graph x > 2
Where do we put the circle ?
In which direction does the arrow go?
Think…what could you plug in for x that is greater than 2?
![Page 6: Solving One-Step Inequalities](https://reader036.fdocuments.in/reader036/viewer/2022082818/56813545550346895d9ca5c8/html5/thumbnails/6.jpg)
What about x ≤ 2 ……is 2 ≤ 2
Which way does the arrow go?
![Page 7: Solving One-Step Inequalities](https://reader036.fdocuments.in/reader036/viewer/2022082818/56813545550346895d9ca5c8/html5/thumbnails/7.jpg)
What about x ≥ 2 ……is 2 ≥ 2
Which way does the arrow go?
Where do we put the circle ?
![Page 8: Solving One-Step Inequalities](https://reader036.fdocuments.in/reader036/viewer/2022082818/56813545550346895d9ca5c8/html5/thumbnails/8.jpg)
1.Write the inequality above the number line.
2.Graph the inequality.
1) x > 82) x< 73) x ≤ 44) x ≥ -35) x < -56) x ≤ 6
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Solving One- Step Inequalities