Răspuns :
Răspuns:
[tex]\frac{3x+y}{x+2y}[/tex] = [tex]\frac{4}{5}[/tex]
5(3x+y)=4(x+2y)
15x+5y=4x+8y
15x-4x=8y-5y
11x=3y
[tex]\frac{x}{y}[/tex]=[tex]\frac{3}{11}[/tex]
Răspuns:
[tex]\frac{3x+y}{x+2y}[/tex] = [tex]\frac{4}{5}[/tex]
5(3x+y)=4(x+2y)
15x+5y=4x+8y
15x-4x=8y-5y
11x=3y
[tex]\frac{x}{y}[/tex]=[tex]\frac{3}{11}[/tex]