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OpenStudy (anonymous):
Solve the following system of equations using matrices. 3x – 2y = 31 3x + 2y = -1 A. (5, -8) B. (3, 5) C. (-3, 9) D. (2, 8)
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OpenStudy (anonymous):
how bout we solve using wolfram? http://www.wolframalpha.com/input/?i=3x+%E2%80%93+2y+%3D+31%2C+3x+%2B+2y+%3D+-1
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