anonymous
  • anonymous
Solve: |-7x| > 21 A. -3 < x < 3 B. -3 > x < 3 C. x > -3 D. x < -3 or x > 3
Mathematics
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anonymous
  • anonymous
Solve: |-7x| > 21 A. -3 < x < 3 B. -3 > x < 3 C. x > -3 D. x < -3 or x > 3
Mathematics
katieb
  • katieb
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At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

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anonymous
  • anonymous
absolute value
anonymous
  • anonymous
|dw:1358187824592:dw|
anonymous
  • anonymous
thank you that really explains it.:D

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anonymous
  • anonymous
No problem!
anonymous
  • anonymous
so would it be d?or c
cwrw238
  • cwrw238
7x > 21 so x > 3 now try solving the other inequation
cwrw238
  • cwrw238
-7x > 21
cwrw238
  • cwrw238
divide both sides by -7 is the first thing you do
anonymous
  • anonymous
ok
cwrw238
  • cwrw238
then what?
cwrw238
  • cwrw238
check out zaynaf's post
anonymous
  • anonymous
flip the sign
cwrw238
  • cwrw238
right

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