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4 April, 22:53

What value of x is in the solution set of 4x - 12 ≤ 16 + 8x?

-10

-9

-8

-7

+4
Answers (2)
  1. 4 April, 23:06
    0
    4x - 12 < = 16 + 8x

    Add 12 to each side

    4x < = 16 + 12 + 8x

    4x < = 28 + 8x

    Subtract 8x from each side

    4x - 8x < = 28

    -4x < = 28

    Divide each side by - 4 (don't forget to change direction of less that sign)

    x > = - 7

    Answer D
  2. 4 April, 23:07
    0
    Asking the Math Gods ...

    x≥-7

    D. is the answer
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