How do you solve x+y=1 and x-y=-5 using elimination

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asked Mar 5, 2013 by anonymous
Process of elimination

1 Answer

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answered Mar 5, 2013 by anonymous
line 1: x+y=1

line 2: x-y=-5

line1+line2=(x+x) =(y-y)=(1-5)

2x=-4

x=-2

from line2...y=x+5 =5-2=3
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