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anonymous

  • one year ago

Solve the system using substitution. Put your answer in ordered pair from, (x,y). {x+y=15 {4x+3y+38

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  1. anonymous
    • one year ago
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    I'm not quite sure how to solve this.

  2. sepeario
    • one year ago
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    can you rearrange the first equation so we find x in terms of y (like x=...)

  3. anonymous
    • one year ago
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    How do I rearrange it?

  4. anonymous
    • one year ago
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    x=y+15?

  5. sepeario
    • one year ago
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    yes, nice. now substitute that x value into the second equation.

  6. sepeario
    • one year ago
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    then you are only left with one variable.

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spraguer (Moderator)
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