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krissywatts

  • 3 years ago

is y=3x x+y=4 a infinte solution or no solution?

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  1. krissywatts
    • 3 years ago
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    i have it as no solution but i'm not sure

  2. eliassaab
    • 3 years ago
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    Neither. It has one solution. Replace y by its value in the second equation to obtain \[ 3x + x = 4\\ 4 x = 4\\ x=1 \] What's y?

  3. krissywatts
    • 3 years ago
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    3

  4. eliassaab
    • 3 years ago
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    yes

  5. krissywatts
    • 3 years ago
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    thanks

  6. eliassaab
    • 3 years ago
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    yw

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