Secondary Math I · Module 4

Equations and Inequalities

Independent lesson-by-lesson companions to the MVP materials.

Open the lesson that matches the section you’re working on in class. Each one explains the section’s ideas with worked examples, helps with Ready, Set, Go, and may include links to other instructional resources. About these lessons

Lessons

4.1 — Cafeteria Actions and ReactionsSolving multi-step equations; inverse operations; equivalent expressions; clearing denominators; Ready, Set, Go answer keysHuman reviewed 4.2 — Elvira’s EquationsRearranging formulas; interpreting quantities and units; set-builder and interval notation; Ready, Set, Go answer keysHuman reviewed 4.3 — Solving Equations LiterallyLiteral equations; variables on both sides; inequality operations; intercepts; Ready, Set, Go answer keysHuman reviewed 4.4 — Greater Than?Solving inequalities; reversing inequality signs; solution sets; systems by substitution; Ready, Set, Go answer keysHuman reviewed 4.5 — May I Have More, Please?Modeling inequalities; budgets and averages; comparing costs; whole-number solution sets; Ready, Set, Go answer keysHuman reviewed 4.6 — Taking SidesSolving inequalities; solution sets and number lines; literal equations; graphing linear systems; Ready, Set, Go answer keysHuman reviewed 4.7H — Cafeteria Consumption and CostsMatrix dimensions and entries; matrix addition; scalar multiplication; modeling orders and costs; Ready, Set, Go answer keysHuman reviewed 4.8H — Eating Up the Lunchroom BudgetMatrix multiplication; product dimensions; modeling equipment costs; equivalent equations; triangle patterns; Ready, Set, Go answer keysHuman reviewed 4.9H — The Arithmetic of MatricesMatrix arithmetic; volunteer hours and credits; identity matrices; graphing linear relationships; Ready, Set, Go answer keysHuman reviewed

Additional sections will appear as they are published. No unpublished lesson links are shown.