SOLUTION: Need help with: x+2y=5 2x+y=0

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Question 336600: Need help with:
x+2y=5
2x+y=0
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
1.
2.
From eq. 2,

Substitute into eq. 1,




Then from eq. 2,