Investigation Notebook and Reflection Journal - McGraw-Hill Higher ...
Investigation Notebook and Reflection Journal - McGraw-Hill Higher ...
Investigation Notebook and Reflection Journal - McGraw-Hill Higher ...
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CHAPTER<br />
9<br />
Contents in Brief<br />
9.1 Find a Solution Method 436<br />
9.2 A Model for Solving Equations 446<br />
9.3 Solve Equations 460<br />
9.4 Solve Equations with<br />
Parentheses 474<br />
Equations<br />
Real-Life Math<br />
This chapter begins by discussing how equations are used in the<br />
design of amusement parks, specifically in engineering <strong>and</strong> sales.<br />
Think About It<br />
How much would you spend to buy four s<strong>and</strong>wiches <strong>and</strong> two<br />
small lemonades? Write an equation to represent this total cost.<br />
Review & Self-Assessment 489<br />
For what types of situations do you think engineers use equations<br />
when they are designing “gravity-defying” rides?<br />
Connections to the Past<br />
(Course 1, Chapter 9)<br />
Make a flowchart to represent 8 · (a + 5) = 56.<br />
Then use backtracking to solve the equation.<br />
(Course 2, Chapter 1)<br />
Use the distributive property to exp<strong>and</strong> each expression.<br />
3(b + 12) 2(9d + 5)<br />
4(c - 1) 8(6x - 4)<br />
Copyright © Glencoe/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.<br />
88 <strong>Investigation</strong> <strong>Notebook</strong> <strong>and</strong> <strong>Reflection</strong> <strong>Journal</strong>
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