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March 26, 2017

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1. 3t<-9=t<-3
2.4m>8=m>2
3.10<-2w
5<w
4.-20>-5c
4>c
5.-27>3z
-9>z
6.-7b>42
b>6

  • math- check this please - ,

    (1) Correct
    (2) Correct

    (3) 10 < -2w
    Divide both sides by -2. When you divide by a negative number in an inequality, you must flip the sign.
    5 > w
    w < 5
    Correct

    (4) -20 > -5c
    Divide both sides by -5 and flip the sign.
    4 < c
    c > 4
    Incorrect

    (5) -27 > 3z
    -9 > z
    z < -9
    Correct

    (6) -7b > 42
    Divide both sides by -7 and flip the sign.
    b < -6
    Incorrect

    All are good except 4 and 6.

  • math- check this please - ,

    4. 4>c
    6. b>6

  • math- check this please - ,

    No, those aren't correct. What are you saying? Do you have questions?

  • math- micheal is this right - ,

    4.4>c
    6.b>6

  • math- micheal is this right - ,

    No, they are not... ??

  • math- check this please - ,

    I need to know what is 4.72 in expanded form please

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