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Unformatted text preview: 3 2 7 2 4 y x y x No Additive Inverse To make additive inverses you may need to multiply one or both equations by a nonzero number. = + = + 2 6 4 1 9 4 y x y x You try! = + = + 4 2 5 15 7 3 y x y x Systems w/out a Unique Solution 1) 2) = +=3 2 3 2 y x y x = +=6 3 2 18 3 2 y x y x 2 Homework p. 126 # 1826, 3335, 56 58...
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This note was uploaded on 05/13/2011 for the course MTH 98 taught by Professor Johnson during the Fall '09 term at Grand Valley State University.
 Fall '09
 Johnson
 Algebra

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