Algebra 1 6-4 Guided Practice: Applications of Linear Systems

Solve It! The taller candle burns at a rate of 1.15 in. per hour. The shorter candle burns at a rate of 0.75 in. per hour. After how many hours will they be the same height?

Take Note: Describe how to determine if a system of linear equations is a good candidate to solve using the graphing method.

Take Note: Describe how to determine if a system of linear equations is a good candidate to solve using the substitution method.

Take Note: Describe how to determine if a system of linear equations is a good candidate to solve using the elimination method.

Take Note: Define break-even point.

Problem 1 Got It? A puzzle expert wrote a new sudoku puzzle book. His initial costs are $864. Binding and packaging each book costs $.80. The price of the book is $2. How many copies must be sold to break even?

Problem 2 Got It? The zoo has two water tanks that are leaking. One tank contains 10 gal of water and is leaking at a constant rate of 2 gal/h. The second tank contains 6 gal of water and is leaking at a constant rate of 4 gal/h. When will the tanks have the same amount of water? Explain.

Problem 3 Got It?

Problem 3 Got It?

Take Note: Summarize the content of this lesson.