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Mathematics 18 Online
OpenStudy (anonymous):

What is the best possible first step to solving the following system by first eliminating the y variable? x + y = 2 −2x + 3y = 9 A. Multiply the second equation by −2 B. Multiply the first equation by 2 C. Multiply the second equation by 3 D. Multiply the first equation by −3

OpenStudy (anonymous):

d

OpenStudy (pigrenex):

thomasj is right. alternative D

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