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OpenStudy (anonymous):
3x – 9y = -18 –x + 3y = 6 need to solve for x and y
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sam (.sam.):
3x – 9y = -18................x(-1) –x + 3y = 6....................x(3) ------------------------------------------ -3x+9y = 18 -3x+9y = 18 --------------------------------------- No solution
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