SOLUTION: 4x-3y=28 9x-y=-6

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Question 893334: 4x-3y=28
9x-y=-6
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.4x-3y=28
2.9x-y=-6
Multiply eq. 2 by -3 and add to eq. 1,
4x-3y%2B%28-27x%2B3y%29=28%2B18
-23x=46
x=-2
Then use either equation to solve for y
9%28-2%29-y=-6
-18-y=-6
-y=12
y=-12