Thursday
December 18, 2014

Homework Help: College Algebra

Posted by Lexi on Monday, November 22, 2010 at 11:13am.

For a test question, a mathematics teacher wants to find two constants a and b such that the test item "Simplify a(x + 2y) − b(2x − y)" will have an answer of -4x + 12y. What constants a and b should the teacher use?

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