\(\frac{x}{2}=\frac{y}{5}=\frac{2}{3}\Rightarrow\frac{2x}{4}=\frac{3y}{15}=\frac{2}{3}\)
Áp dụng dãy tỉ số = nhau ta có:
\(\frac{2x}{4}=\frac{3y}{15}=\frac{2}{3}=\frac{2x+3y-2}{4+15-3}=\frac{32}{16}=2\)
Suy ra: \(\frac{x}{2}=2\Rightarrow x=4\)
\(\frac{y}{5}=2\Rightarrow y=10\)