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18 December, 16:54

Which of the following is value of x is in the solution set of 9 (2x + 1) < 9x - 18?

A) - 4

B) - 3

C) - 2

D) - 1

+3
Answers (2)
  1. 18 December, 17:04
    0
    9 (2x+1) <9x-18

    18x+9<9x-18

    minus 9x from both sides

    9x+9<-18

    minus 9 from both sides

    9x<-27

    divide both sides by 9

    x<-3

    so anything smaller than - 3

    only possible one is - 4

    A is answer
  2. 18 December, 17:12
    0
    The answer is a ...
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