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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)
![](https://media.screensteps.com/image_assets/assets/001/412/730/original/e00f051a-e18b-4b90-af18-1bf9354f73f8.png)