Mathematics, 10.06.2020 04:57, markusblazer

The equations –a – 7b = 14 and –4a – 14b = 28 represent a system of linear equations. Which statement correctly explains how to eliminate the variable b when solving the system of equations?

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The equations –a – 7b = 14 and –4a – 14b = 28 represent a system of linear equations. Which statemen...