Digits, Grade 7, Volume 1, Homework Helper

8-2: Initial Value

Key Concept

A linear relationship can be written in the form y equals m x plus b . .

You can see both the rate of change and the initial value of the relationship in the equation.

y = mx + b. m = rate of change. b = initial value.

You can also see both the rate of change and the initial value of the relationship in the graph.

A coordinate graph of y = mx + b.


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Table of Contents

Digits, Grade 7, Volume 1, Homework Helper Unit A: Number and Operations Unit B: Expressions, Equations, and Relationships Unit C: Measurement and Geometry Unit D: Proportionality English/Spanish Glossary Formulas Math Symbols Formulas Measures Properties