Question

va rog frumos !!!!!!!!​

Answer 1

$\frac{12x - 5y}{3x} = \frac{2}{3} \\ \\ \frac{12x - 5y}{x} = 2 \\ \\ 12x - 5y = 2x \\ 10x - 5y = 0 \\ 10x = 5y \\ 2x = y \\ \\ \implies \frac{x}{y} = \frac{1}{2}$