CPM Student Tutorials

CC2 4.3.2: 4-90 Student eTool (CPM)

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4-90 Student eTool

Building expressions with Algebra Tiles.

Build the following expressions with algebra tiles.  Then rewrite the expression a different way. Remember that parentheses in an algebraic expression allow you to show that tiles are grouped together.

a. 4(2x + 3)

b. 12x + 18

c. 10 + 15x

(Hint: Divide into as many equally-sized groups as possible)

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CC Course 2 eTools

General eTools 9
Chapter 1 7
Chapter 2 3
Chapter 3 4
Chapter 4 11
Chapter 5 9
Chapter 6 5
Chapter 7 0
Chapter 8 6
Chapter 9 2

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