Question 3 (30 points): Consider the following LP model: subject to - Maximize z = 5x1 + 2x2 + 3x3 x+5x+2x, b₁ x₁-5x2 - 6x by The following optimal tableau corresponds to specific values of b₁ and b₂: Basic x1 32 x3 x4 x5 Solution z 0 a 7 d e 15 1 b 2 1 0 3 0 C -8 -1 1 Determine the following: (a) The right-hand-side values, b₁ and b₂- (b) The optimal dual solution. (e) The elements a, b, c, d, and e.