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5 September, 21:59

3 (5-2x) = -4 (cx+4)

What value for c in the equation above will make the equation have no solutions?

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Answers (1)
  1. 6 September, 01:10
    0
    c = 3/2

    Step-by-step explanation:

    hello:

    3 (5-2x) = -4 (cx+4)

    -6x+15 = - 4 cx-16

    -6x+4cx = - 16-15 means 6x-4cx=-31

    (6-4c) x = 31

    the equation have no solutions when : 6-4c = 0 (you have : 0x=31 ... false)

    -4c=-6

    c = - 6/-4

    c = 3/2
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