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anonymous

  • 4 years ago

|10 - 4x| <5 ?

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  1. anonymous
    • 4 years ago
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    x has to be greater then 2

  2. Mertsj
    • 4 years ago
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    that sentence says that 10-4x must be less than 5 units from 0

  3. Mertsj
    • 4 years ago
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    that means that 10-4x must be less than 5 or 10-4x must be greater than -5

  4. Mertsj
    • 4 years ago
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    Write those two sentences and solve each one. Can you do that?

  5. anonymous
    • 4 years ago
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    \[\left| 10-4x \right|\le5 \]

  6. anonymous
    • 4 years ago
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    is the question i need to answer. does that change how i solve it?

  7. Mertsj
    • 4 years ago
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    \[10-4x \le5 and 10-4x \ge-5\]

  8. Mertsj
    • 4 years ago
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    \[-4x \le-5 and -4x \ge-15\]

  9. Mertsj
    • 4 years ago
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    \[x \ge\frac{5}{4} and x \le\frac{15}{4}\]

  10. Mertsj
    • 4 years ago
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    |dw:1328384368896:dw|

  11. Mertsj
    • 4 years ago
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    \[\left[ \frac{5}{4},\frac{15}{4} \right]\]

  12. Mertsj
    • 4 years ago
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    Do you understand?

  13. anonymous
    • 4 years ago
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    Yes, thanks for helping me

  14. Mertsj
    • 4 years ago
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    yw

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spraguer (Moderator)
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