👤

cum se face acest exercitiu 3x+6y+19=43determinat 18+2y+x

Răspuns :

[tex]3x+6y+19=43 \\ 3x+6y=43-19 \\ 3x+6y=24 \\ 3*(x+2y)=24 \\ x+2y=\frac{24}{3} \\ x+2y=8[/tex]