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Q: 2x - y - 4 = 0 3x + y - 9 = 0 What is the solution set of the given system?
A: our answer is: x = 137/41 or 3.34
scijoe21|Points 1965|
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Asked 7/23/2012 7:23:53 PM
Updated 9/13/2014 2:26:09 AM
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The solution for 2x - y - 4 = 0 , 3x + y - 9 = 0 is x = 13/5, y = 6/5 .
Two equation add , we get 2x+3x = 13 , x = 13/5
Put x = 13/5 in 2x -y -4 =0
2*13/5 -y = 4
y = 26/5 - 20/5
y = 6/5 .
Added 9/13/2014 2:26:09 AM
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