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rezolvati in Q:+ 

A) x - 3/15 = 6/5

B) 2/3x + 5/6 = 17/18


Răspuns :

[tex]x- \frac{3}{15} = \frac{18}{15} [/tex]
[tex]x= \frac{21}{15}=\frac{7}{5} [/tex]
[tex] \frac{2}{3x}+ \frac{5}{6} = \frac{17}{18} [/tex]
[tex]x=6[/tex]