Respuesta :

mohammed000zayer

Answer:

[tex]x = 14[/tex]

Step-by-step explanation:

5/7x-4/7x=20-14-4

1/7x=2

x=14
14 + 5/7x - 20 = 4/7x -4
-6+5/7x = 4/7x-4
5/7x-4/7x = 6-4
7*1/7x = 2*7
x =14

The solution is x=14.

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