Mathematics
Mathematics, 12.07.2021 16:30, lunaandrew332

Which statement correctly explains how Mari could find the solution to the following system of linear equations using elimination? Multiply the first equation by 7 and the second equation by 2, and then add.
Multiply the first equation by 3 and the second equation by 5, and then subtract.
Multiply the first equation by –7 and the second equation by 2, and then add.
Multiply the first equation by –3 and the second equation by -5, and then subtract.

answer
Answers: 3

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Which statement correctly explains how Mari could find the solution to the following system of linea...

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