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Home > MC2 > Chapter 6 > Lesson 6.2.5 > Problem 6-117


Use the eTool below to simplify the expressions.
Click the link at right for the full version of the eTool: MC2 6-117 HW eTool

Remove all zero pairs from the mat.

How many of each tile are you left with?

x − 1

See part (a).