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x:2,5=0,2(6)


Aflati x!


Răspuns :

x
[tex]x \div \frac{5}{2} = \frac{1}{5} \times 6 \\ x \times \frac{2}{5} = \frac{6}{5} \\ \frac{2}{5} x = \frac{6}{5 } \\ x = 3[/tex]
x:25/10 = 24/90
x = 25/10 x 24/90
x = 600/900
x = 0,(6)