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aflati x stiind ca 2,4/2× = 1/2,5​

Răspuns :

Răspuns:

[tex] \frac{2.4}{2x} = \frac{1}{2.5} \\ \frac{ \frac{12}{5} }{2x} = 0.4 \\ \frac{6}{5x} = 0.4 \\ 6 = 2x \\ x = 3[/tex]