Friday, March 23, 2012

Lessons 89 - 91

Lesson 89 problem set #s 1, 5-9, 11, 18, 24, and 27-28.

Lesson 90 problem set #s 1, 3, 5-15, and 19.

Lesson 91 problem set #s 4-7, and 23-25.

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