# Chapter 12: Equations and Functions

Difficulty Level:

**At Grade**Created by: CK-12

### Introduction

In this chapter, students will engage with the following concepts: writing expressions and equations, solving equations using addition and subtraction, solving equations using multiplication and division, an introduction to functions and graphing functions, an introduction to probability, finding outcomes, and understanding the probability of independent events.

Chapter Outline

- 12.1.
## Addition and Subtraction Phrases as Expressions

- 12.2.
## Multiplication and Division Phrases as Expressions

- 12.3.
## Sentences as Single-Variable Expressions

- 12.4.
## Sums and Differences of Single Variable Expressions

- 12.5.
## Single Variable Addition Equations

- 12.6.
## Single Variable Subtraction Equations

- 12.7.
## Products and Quotients of Variable Expressions

- 12.8.
## Single Variable Multiplication Equations

- 12.9.
## Single Variable Division Equations

- 12.10.
## Input-Output Tables

- 12.11.
## Function Rules for Input-Output Tables

- 12.12.
## Graphs of Linear Functions

- 12.13.
## Linear and Non-Linear Function Distinction

- 12.14.
## Definition of Probability

- 12.15.
## Measurement of Probability

- 12.16.
## Complement Rule for Probability

- 12.17.
## Tree Diagrams

- 12.18.
## Combinations

- 12.19.
## Permutations

- 12.20.
## Probability of Independent Events

### Chapter Summary

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Description

This chapter covers: writing expressions and equations, solving equations using addition and subtraction, solving equations using multiplication and division, an introduction to functions and graphing functions, an introduction to probability, finding outcomes, and understanding the probability of independent events.

Difficulty Level:

At Grade
Subjects:

Grades:

Date Created:

Nov 19, 2014
Last Modified:

Jun 16, 2016
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