Если \(x>y,\) то \(x-1>y-1\) и \(x+18>y+18\) \(x-1<y-1\) и \(x+18>y+18\) \(x-1<y-1\) и \(x+18<y+18\) \(x-1>y-1\) и \(x+18<y+18\)
Задание

Если \(x\gt y,\) то

  • \(x-1\gt y-1\) и \(x+18\gt y+18\)
  • \(x-1\lt y-1\) и \(x+18\gt y+18\)
  • \(x-1\lt y-1\) и \(x+18\lt y+18\)
  • \(x-1\gt y-1\) и \(x+18\lt y+18\)