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AIM: Writing products as sums and sums as products.

12/18/14Module 3, Lesson 4

HW: Lesson 4 Problem Set #1, 3, 4, 5, 6

Do Now:

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Write equivalent expressions using the distributive property for a-d, then try to "go backwards" for e-h.

1.) What is happening when you "go backwards"?

2.) What are the terms divided by?

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Write an expression equivalent to 8x + 4.

Question: Would it be incorrect to factor out a 2 instead of a 4?

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What are the missing values and how do you know?

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Closing:1.) Describe the process you used to write an expression in

the form of the sum of terms as an equivalent expression in the form of a product of factors.

3x + 9 = 3(x + 3)

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