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ChanellyRodriguez Group Title

Solve: |-7x| > 21 A. -3 < x < 3 B. -3 > x < 3 C. x > -3 D. x < -3 or x > 3

  • one year ago
  • one year ago

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  1. ChanellyRodriguez Group Title
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    absolute value

    • one year ago
  2. zaynahf Group Title
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    |dw:1358187824592:dw|

    • one year ago
  3. ChanellyRodriguez Group Title
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    thank you that really explains it.:D

    • one year ago
  4. zaynahf Group Title
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    No problem!

    • one year ago
  5. ChanellyRodriguez Group Title
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    so would it be d?or c

    • one year ago
  6. cwrw238 Group Title
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    7x > 21 so x > 3 now try solving the other inequation

    • one year ago
  7. cwrw238 Group Title
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    -7x > 21

    • one year ago
  8. cwrw238 Group Title
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    divide both sides by -7 is the first thing you do

    • one year ago
  9. ChanellyRodriguez Group Title
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    ok

    • one year ago
  10. cwrw238 Group Title
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    then what?

    • one year ago
  11. cwrw238 Group Title
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    check out zaynaf's post

    • one year ago
  12. ChanellyRodriguez Group Title
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    flip the sign

    • one year ago
  13. cwrw238 Group Title
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    right

    • one year ago
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