Răspuns :
Răspuns:
[tex] \frac{x + 2}{x + 4} = \frac{4}{5} \\ \\ 5(x + 2) = 4(x + 4) \\ \\ 5x + 10 = 4x + 16 \\ \\ 5x - 4x = 16 - 10 \\ \\ x = 6 = > x = \frac{6}{1} [/tex]
Răspuns:
[tex] \frac{x + 2}{x + 4} = \frac{4}{5} \\ \\ 5(x + 2) = 4(x + 4) \\ \\ 5x + 10 = 4x + 16 \\ \\ 5x - 4x = 16 - 10 \\ \\ x = 6 = > x = \frac{6}{1} [/tex]