SOLUTION: 5r-7s=-6 7r+5s=36 solve by the elimination method

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Question 460202: 5r-7s=-6
7r+5s=36
solve by the elimination method
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
5r-7s=-6
7r+5s=36
solve by the elimination method
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35r - 49s = -42
35r + 25s = 180
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Subtract to solve for "s":
74s = 222
s = 3
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solve for "r":
7r + 5*3 = 36
7r = 21
r = 3
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Cheers,
Stan H.
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