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5 January, 08:59

Which of these strategies would

eliminate a variable in the system of

equations?

6x + 5y = 1

6x - 5y = 7

+1
Answers (2)
  1. 5 January, 09:11
    0
    Add the both equations the variable y will be eliminated.

    Solution:

    6x + 5y + 6x - 5y = 1 + 7

    12x = 8

    x = 2/3

    Putting Value of x in equation 1 we get

    y = - 3/5
  2. 5 January, 11:28
    0
    Answer: it's "add the equations" and "subtract the bottom equation from the top equation"
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