Solve Problem using substitution or elimination by addition. 7m + 12n = -1 5m - 3n =

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Solve Problem using substitution or elimination by addition.
7m + 12n = -1
5m - 3n = 7
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College Mathematics for Business Economics Life Sciences and Social Sciences

ISBN: 978-0321614001

12th edition

Authors: Raymond A. Barnett, Michael R. Ziegler, Karl E. Byleen

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