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20 July, 08:23

What is the solution of x + y = 2 and 2x + 5y = 16?

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Answers (2)
  1. 20 July, 08:46
    0
    Using elimination method ...

    I got y = 4 and x = - 2
  2. 20 July, 08:47
    0
    Multiply the first equation by two to get 2x + 2y = 4.

    Subtract the second equation from the first equation to get - 3y = - 12

    y = 4.

    Plug y back in to get x = - 2.
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