If you were to solve the following system by substitution, what would be the best variable to solve for and from what equation?2x+6y=9 3x-12y=15

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asked Mar 27, 2019 180k views

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Arclight · Answer 1 · 2019-03-30T15:32:13+0000

The second equation because they all have a common factor of 3. You can get x by itself. However, with the first one, you'll end up with fractions instead.

If you were to solve the following system by substitution, what would be the best variable to solve for and from what equation?2x+6y=9 3x-12y=15

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