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anonymous

  • one year ago

Which point is a solution of x + 2y ≤ 4? (2, 4) (1, 1) (3, 5) (-1, 5)

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  1. anonymous
    • one year ago
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    Just substitute values for x and y! :)

  2. anonymous
    • one year ago
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    try every point!

  3. anonymous
    • one year ago
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    \[(x,y)=(2,4)=2+2(4)\le4?\]

  4. anonymous
    • one year ago
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    is \[10\le4?\] clearly no :) that' how you do it

  5. anonymous
    • one year ago
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    I cant do it that's why I asked for help

  6. anonymous
    • one year ago
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    |dw:1436467155885:dw|

  7. anonymous
    • one year ago
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    (1,1) so x = 1, y =1 --- plugging it in to our equation we get (1) + 2(1) <= 4?

  8. anonymous
    • one year ago
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    (3,5) so x =3 , y =5 --- plugging it in to our equation we get (3) + 2(5) <= 4?

  9. anonymous
    • one year ago
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    (-1,5) so x = -1, y =5 --- plugging it in to our equation we get (-1) + 2(5) <= 4?

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