{ 2^(x - y) - 4|3y - x| = 240
{ |3y - x| - 2^(x - y - 1) = -124
2^(x-y)-2^(x-y-1)*4=-256
2^(x-y)-2^(x-y+1)=-256
2^(x-y)*(1-2)=-256
2^(x-y)=256
2^(x-y)=2^(8)
x-y=8
|3y-x|=2^(8-1)-124
|3y-x|=4
{x-y=8
{3y-x=4 ⇒ 2y=12; y=6; x=14
{x-y=8
{3y-x=-4 ⇒ 2y=4; y=2; x=10
О т в е т. x_(1)=10; y_(1)=2; x_(2)=14;y_(2)=6