Решите систему уравнений
y-x=12
y-x=xy/360

Y-x=12 {x=y-12 {x=y-12
{y-x=xy/360 {y-y-12=y-12*y/360 {-12=y-2*y/360

x=y-y-2*y/360=y-(-12)
x=-2*y/360=y+12
x=y+12=2*y/360
y=x-12

{x-12-y+12=12 {x-y=12
{x-12-y+12=((y+12)(x-12))/360 {x-y=xy/360