3 6x 4x 2 3x 6x 2 4 July 8, 2019 16 32 64 128 4x 3 2x 2 6x 9 x 4 3x 2 6x 4 3x + 2y = 6 6(3 - 2x) + 3( 4x - 2)≥0 6) 3(4 - 2x) + 6 = - 2x + 4