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anonymous

  • one year ago

For which system of equations would elimination be the simplest technique to choose? a: y = 2x and x + 3y = 5 b: 4x + 3y = 6 and 3y = 5 c: x + y = 7 and x - y = 12 d: 3x - 2y = 8 and 4x - 5y = 20

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  1. marihelenh
    • one year ago
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    For a and b, the simplest would probably be substitution.

  2. anonymous
    • one year ago
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    is it d

  3. marihelenh
    • one year ago
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    It would be C because you can already eliminate the x or y. If you subtract the two equations, you can get rid of the x. If you add them, you can eliminate the y.

  4. anonymous
    • one year ago
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    ok

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