Blog

Tutorials and guides about the simplex method, linear programming, and calculator usage.

Showing 1-10 of 10 posts

Comparison · Jun 27, 2026

Big M Method vs Two Phase Method: Differences and Solved Example

Big M vs two phase method explained: how each handles artificial variables, a solved example with both methods, and which one to use in exams.

How-To · Jun 27, 2026

How to Calculate Zj and Cj-Zj in the Simplex Method (With Example)

Zj = sum of CB x column entry. Learn how to find Zj and Cj-Zj in a simplex tableau step by step with a solved example, then check your answer free.

How-To · Jun 27, 2026

How to Do the Simplex Method on a Calculator (Step by Step)

Learn how to do the simplex method on a calculator, including a TI-84 matrix approach and an instant online solver with full tableau steps.

Guide · Jun 27, 2026

Maximization vs Minimization in the Simplex Method (Solved Example)

How the simplex method solves maximization and minimization problems: optimality rules, the Max(-Z) conversion trick and a fully solved example.

Comparison · Jun 27, 2026

Primal vs Dual Simplex Method: What's the Difference?

Understand the difference between the primal and dual simplex methods, how each maintains feasibility and optimality, and when to use them.

Comparison · Jun 27, 2026

Simplex Method vs Graphical Method: Key Differences

Compare the simplex method and the graphical method for solving linear programming problems, including when to use each.

Guide · Jun 27, 2026

What Is the Simplex Method? A Complete Beginner's Guide

Learn what the simplex method is, how it solves linear programming problems, and the key terms - slack variables, pivots, and tableaus - explained simply.

Explainer + Tool · Jun 23, 2026

2-Phase Simplex Method Calculator: What It Is & How to Use It

Explanation of the 2-phase simplex method and how to use a dedicated calculator to solve LP problems with artificial variables.

Tutorial · Jun 23, 2026

How to Do Simplex Method on a Calculator (Complete Tutorial)

Beginner-friendly tutorial on solving linear programming problems with a simplex method calculator.

How-To Guide · Jun 23, 2026

Simplex Method Calculator - Step-by-Step Guide with Examples

Complete walkthrough of using a simplex method calculator with steps, including tableau setup and pivot operations.