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26 November, 12:51

Which equation is the result of adding these two equations?

2x + 3y = - 5

7x - 3y = 9

[A] 5x = 4 [B] 9x = 4

[C] - 5x = - 14 [D] 9x = 14

[C] - 5x = - 14

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Answers (1)
  1. 26 November, 13:02
    0
    Adding the equations:

    2x + 7x = - 5 + 9

    9x = 4

    Thus the answer is [B]
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