CC2 4.3.2: 4-90 Student eTool (CPM)
Click the link below to access the 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)