Mathematics, 05.02.2020 01:47 kiasiab17
The equations βa β 7b = 14 and β4a β 14b = 28 represent a system of linear equations. which statement correctly explains how to eliminate the variable b when solving the system of equations? multiply the first equation by β2 and add it to the second equation. then solve the resulting equation, β2a = 0. multiply the first equation by 2 and add it to the second equation. then solve the resulting equation, β2a = 0. divide the second equation by β4 and add it to the first equation. divide the second equation by 4 and add it to the first equation.
Answers: 3
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The equations βa β 7b = 14 and β4a β 14b = 28 represent a system of linear equations. which statemen...
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