[tex] x+\frac{1}{2 }+ \frac{3}{4}= \frac{21}{8}= x+ \frac{2+3}{4} = \frac{21}{8} = x+ \frac{5}{4}= \frac{21}{8} =>x = \frac{21}{8} - \frac{5}{4}=> [/tex] => [tex]x = \frac{21+10}{8}= \frac{31}{8} [/tex]
bine daca nu e corect, il poti sterge, scriu si la temele mele si nu stiu cat de atenta am fost
