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21 March, 03:29

3. A + 2B = 9

4A - 2B-21

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Answers (1)
  1. 21 March, 06:00
    0
    {a, b} = {27/8,21/4}. System of Linear Equations entered : [1] - 2a + 3b = 9 [2] 4a - 2b = 3. Graphic Representation of the Equations :.
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