SOLUTION: ahhh help - I lost my notes. I got (17,5) but how?
4x-y=3
9x-2y=11
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Question 745286: ahhh help - I lost my notes. I got (17,5) but how?
4x-y=3
9x-2y=11
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
4x-y=3
9x-2y=11
-------
Multiply thru the top equation by 2:
8x -2y = 6
9x -2y = 11
--------------
Subtract and solve for "x":
x = 5
------
Solve for "y":
4x - y = 3
4*5 - y = 3
y = 17
====================
Cheers,
Stan H.
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