jaywise00 jaywise00

11-02-2015
Mathematics

contestada

Which numbers are solutions of the equation?

|5 – 4x| – 3 = 4

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konrad509 konrad509

11-02-2015

[tex] |5 - 4x| - 3 = 4 \\ |5-4x|=7\\ 5-4x=7 \vee 5-4x=-7\\-4x=2 \vee -4x=-12\\ x=-\dfrac{2}{4} \vee v=3\\ x=-\dfrac{1}{2} \vee v=3\\[/tex]

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