Question

rezolva ecuatia: 1,(3)•x+x/2=1

Answer 1

Transformam in fractie ordinara:
$1,(3)= \frac{13-1}{9}= \frac{12}{9}= \frac{4}{3}$

[tex] \frac{4x}{3}+ \frac{x}{2}=1\\ \frac{4x*2}{6}+ \frac{3x}{6}=1\\ \frac{8x+3x}{6}=1\\ \frac{11x}{6}=1\\ 11x=6==\ \textgreater \ x= \frac{6}{11} [/tex]