A slack variable
A)is added to each ≤ constraint to facilitate the simplex process.
B)is added to each ≥ constraint to facilitate the simplex process.
C)is added to each ≤ or = constraint to facilitate the simplex process.
D)is added to each = constraint to facilitate the simplex process.

Question

Quizplus · Accepted Answer

Slack variables are added to less-than-or-equal-to (≤) constraints in linear programming problems to convert them into equations, which facilitates the simplex process by allowing the use of matrix operations.

A Slack Variable