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4-117.

Algebra tilesWrite the expression as shown on the Expression Mats, then simplify by making zeros and combining like terms. 4-117 HW eTool (CPM). Homework Help ✎

  1. expression mat

    Remove all zero pairs from the mat.

    How many of each tile are you left with?

  1. expression mat

    See part (a).

Use the eTool below to simplify the expressions.
Click the link at right for the full version of the eTool: CC2 4-117 HW eTool