Question

X+y=130 4*x=(x+y-x)/3

Answer 1

$x+y=130 \\ 4x= \frac{(x+y-x)}{3}$

$y = 130-x \\ 4x= \frac{y}{3}$

$y=130-x \\ 12x = y$

$130-x = 12x \\ 130=13x \\ x=10$

$y= 130-10=120 \\ y=12*10=120$

x=10, y=120