1/x+y +x=-1 x/x+y=-2y = -1-1/x - xx/x + (-1-1/x - x) = -2x/x - 1 -1/x - x -2 = 0(x -x - 1 - x² - 2x) / x = 0-x² - 2x -1 = 0 (×-1)x²+2x+1 = 0По теореме Виета:x₁+x₂ = -2 x₁ = 1x₁*x₂ = 1 x₂ = 1_______________________________1/1 + y + 1 = -1y = -1-1-1y = -3_______________