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Solve the system by substitution. y= -x 10x+2y=40

Solve the system by substitution. y= -x 10x+2y=40
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Solve the system by substitution.
y= -x
10x+2y=40

User Dochoffiday
by
7.5k points

1 Answer

6 votes
the answer would be (5,-5) I think.
User Nacho
by
7.6k points
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