Thursday, November 12, 2009

PS 11

Which of the following inequalities is equivalent to 10 – 2x > 18?
(A) x > -14
(B) x > -4
(C) x > 4
(D) x < 4
(E) x < -4

1 comment:

  1. AnonymousNovember 17, 2009 at 4:07 PM

    Answer E
    10-2x>18 can be written as
    10>18+2x
    which can be written as
    -8>2x
    ie., -4>x
    so x<-4

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