va ROGG e urgent e pe nota
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[tex] \frac{4}{7} = \frac{x - 2}{x + 4} [/tex]
[tex]4(x + 4) = 7(x - 2)[/tex]
[tex]4x + 16 = 7x - 14[/tex]
[tex]4x + 30 = 7x[/tex]
[tex]3x = 30[/tex]
[tex]x = 10[/tex]