umaguma96 umaguma96

19-04-2021
Mathematics

contestada

5/x=7/x-4
pls help me with this problem if u help i willl heart and follow you

Respuesta :

MissAmelia77 MissAmelia77

19-04-2021

Answer:

5/x = 7/x-4

5(x-4) = 7(x)

5x - 20 = 7x

5x - 7x = 20

-2x = 20

x = -20/2 = -10

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