This problem is designed to reinforce your understanding of the simplex feasibility condition. In the first tableau

Question:

This problem is designed to reinforce your understanding of the simplex feasibility condition.
In the first tableau in Example 3.3-1, we used the minimum (nonnegative) ratio test to determine the leaving variable. Such a condition guarantees that none of the new values of the basic variables will become negative (as stipulated by the definition of the LP).