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Mathematics 13 Online
OpenStudy (anonymous):

3x + 1 < 4 or 2x – 5 > 7 a. x > 1 OR x < 6 b. x > 1 OR x > 6 c. x < 1 OR x > 6 d. 1 < x < 6 @iGreen

OpenStudy (anonymous):

@iGreen get started.. :)

OpenStudy (igreen):

xD

OpenStudy (igreen):

3x + 1 < 4 Subtract 1 to both sides: 3x < 3 Divide 3 to both sides..what's 3 / 3? @pigglet

OpenStudy (anonymous):

1

OpenStudy (igreen):

Yes. There fore x < 1. Now let's solve the next one.

OpenStudy (igreen):

2x - 5 > 7 Add 5 to both sides: 2x > 12 Divide 2 to both sides. What's 12 / 2? @pigglet

OpenStudy (anonymous):

6

OpenStudy (igreen):

Yep, that gives us x > 6. So our answers are: x < 1 and x > 6

OpenStudy (anonymous):

Thank you!

OpenStudy (igreen):

No problem.

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