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3x-5y=-7

-4x+5y=14

solve by syestem of elimination

 Mar 21, 2022
 #1
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Answer: \(x=-7\)\(y=-2.8\)

Solution:

Adding both equations gives -x=7, so x=-7.

Plugging that back into the first equation gives -5y=14, so y=-2.8.

 Mar 21, 2022

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