7.4 Applications of Linear Systems

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Presentation transcript:

7.4 Applications of Linear Systems Chapter 7 Method to Solve (Free Diving) Systems (Scuba Diving)

Summary of Methods Summary of Methods

Metallurgy Metallurgy Amount of copper Brass = copper + zinc Bronze = copper + tin

Break-even Point This is a very common use of Algebra

Finding Break-even Point

Air Travel

Miami to San Francisco

7.5 Linear Inequalities Chapter 7

Inequalities

Linear Inequality

Graphing It is important to check to make sure you shaded the correct portion. When solving for y; shade above/below the line.

Rewriting Inequalities Remember the multiply and divided by a negative number rule. Rewriting Inequalities

Peanuts

Peanuts

7.6 Systems of Linear Inequalities Chapter 7 Systems (Amusement Park) Solution (Concession Stand)

System of Linear Inequalities

Graphing Systems of Inequalities

Writing Inequalities

Zoo-keeper

Stamps