Răspuns :
[tex]\frac{x}{4} = \frac{3}{10} \\[/tex]
→ Le inmultim in cruce
3 * 4 = 10x
12 = 10x
[tex]x = \frac{12}{10} = \frac{6}{5}[/tex]
[tex]\frac{x}{4} = \frac{3}{10} \\[/tex]
→ Le inmultim in cruce
3 * 4 = 10x
12 = 10x
[tex]x = \frac{12}{10} = \frac{6}{5}[/tex]