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## Operations and Algebraic Thinking 218-221

### Course: Operations and Algebraic Thinking 218-221>Unit 5

Lesson 9: Analyzing relationships between variables

# Relationships between quantities in equations

## Problem

A recipe for a single batch of cookies calls for 3 eggs.
1. Write an equation that represents the total number of eggs we need (n) for some number of batches (b) of this recipe.
2. How many eggs do we need to make 6 batches of this recipe?
eggs
Stuck?
Stuck?