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Mathematics 11 Online
OpenStudy (anonymous):

Please Help! What is a possible first step in eliminating a variable in the following system of equations? 4x + 5y = -23 3x + 10y = -14 Choose one answer. A. Multiply the first equation by -2. B. Multiply the second equation by -2. C. Multiply the first equation by 2. D. Multiply the second equation by 2.

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