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anonymous

  • 4 years ago

i wanted someone to see if I did this right so far?

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  1. dumbcow
    • 4 years ago
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    ok i can try to check your work for you

  2. anonymous
    • 4 years ago
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    lol. i am trying to take a picture and then mirror it, please hold on

  3. RagingSquirrel
    • 4 years ago
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    take your time.

  4. anonymous
    • 4 years ago
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    #83

  5. anonymous
    • 4 years ago
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  6. anonymous
    • 4 years ago
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    #83 you can double click on the photo, please

  7. UnkleRhaukus
    • 4 years ago
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    mistake

  8. anonymous
    • 4 years ago
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    wasn't i supposed to distribute inside the brackets first?

  9. anonymous
    • 4 years ago
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    oh then 3 x 4 ?

  10. dumbcow
    • 4 years ago
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    3[4-(x+4)] 3[4-x-4] 12 -3x -12

  11. UnkleRhaukus
    • 4 years ago
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    \[-5x+15≥3[4-(x+4)]\] \[-5x+15≥3[4-x-4]\] \[-5x+15≥12-3x-12\] \[-5x+15≥-3x\]

  12. anonymous
    • 4 years ago
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    then what? i have to express my solution using set-builder and interval notion, so do I factor or simplify more?

  13. anonymous
    • 4 years ago
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    like by getting my X's combined?

  14. UnkleRhaukus
    • 4 years ago
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    \[-5x+15≥-3x\] \[15≥2x\] \[7.5≥x\]

  15. anonymous
    • 4 years ago
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    the back of the book, where the answers are says xIx \[\le \] 15/2

  16. anonymous
    • 4 years ago
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    that looks confusing sorry, im new

  17. UnkleRhaukus
    • 4 years ago
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    |dw:1328247390545:dw| good cause 15/2 =7.5

  18. UnkleRhaukus
    • 4 years ago
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    (-∞,7.5]

  19. anonymous
    • 4 years ago
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    we can leave it without doing the decimals, how did 15 get over two?

  20. anonymous
    • 4 years ago
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    i must have do something wrong, i didn;t get 2

  21. UnkleRhaukus
    • 4 years ago
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    \[15≥2x\] \[15/2≥x\]

  22. anonymous
    • 4 years ago
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  23. UnkleRhaukus
    • 4 years ago
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    second last line you are meant to add 5x not take it away

  24. anonymous
    • 4 years ago
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    thank you

  25. UnkleRhaukus
    • 4 years ago
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    im glad to have helped

  26. anonymous
    • 4 years ago
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    i have more, thank you very much

  27. UnkleRhaukus
    • 4 years ago
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    i have to go home the library is closing

  28. anonymous
    • 4 years ago
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    ok thanks

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