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Lesson 9: Analyzing relationships between variables

# Analyze relationships between variables

## Problem

Miram is studying a type of plant that grows at a constant rate. Every month, she visits two of these plants and measures their heights. She made this table:
Week123
Plant A's height (start text, c, m, end text)222426
Plant B's height (start text, c, m, end text)262830
Miram wants an equation she can use to find Plant A's height in centimeters (a) given Plant B's height in centimeters (b).
Complete Miram's equation.
a, equals
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