Question

Ajutatima va rog !!rezolvati aceasta ecuatie x+3x=3,2

Answer 1

[tex]3x+x=3,2 \\ 4x=3,2 \\ x= \frac{3,2}{4} \\ x=3,2* \frac{1}{4} \\ x= \frac{32}{10}* \frac{1}{4} \\ x= \frac{8}{10}^{(2} \\ \boxed{x= \frac{4}{5}} [/tex]