[tex]nr \: rational = x[/tex]
[tex]1.(6) = \frac{16 - 1}{9} = { \frac{15}{9} }^{(3} = \frac{5}{3} [/tex]
[tex]x + \frac{5}{3} = \frac{13}{8} [/tex]
[tex]amplificam \: prima \: fractie \: cu \: 8 \: si \: a \: doua \: fractie \: cu \: 3[/tex]
[tex]x + \frac{40}{24} = \frac{39}{24} [/tex]
[tex]x = \frac{39 - 40}{24} [/tex]
[tex]x = \frac{ - 1}{24} [/tex]
[tex]x = - \frac{1}{24} [/tex]
