Solve the linear programming problem by the simplex (y2 - 2x +65 method. Minimize 12x+4y subject to the constraints shown on the right. ys -x+48 1 ys-*+21 y2 -x+9 x20, y20 The minimum value of 12x +...

Extracted text: Solve the linear programming problem by the simplex (y2 - 2x +65 method. Minimize 12x+4y subject to the constraints shown on the right. ys -x+48 1 ys-*+21 y2 -x+9 x20, y20 The minimum value of 12x + 4y is which is attained for x = and y = (Type integers or fractions.)