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!!20 Points!! Solve using augmented matrices. x+y=1 3x-y=7

!!20 Points!! Solve using augmented matrices. x+y=1 3x-y=7
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4 votes
!!20 Points!! Solve using augmented matrices.
x+y=1
3x-y=7

User Dersimn
by
8.5k points

1 Answer

4 votes
x=2
y=-1
You have to do subtitution
User Heiheihei
by
8.1k points
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