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anonymous

  • 5 years ago

i need help im prealgebra

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  1. anonymous
    • 5 years ago
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    whats your question?

  2. anonymous
    • 5 years ago
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    2 n− m; use m = 7, and n = 8

  3. anonymous
    • 5 years ago
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    huh?

  4. anonymous
    • 5 years ago
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    i did not under stand that

  5. anonymous
    • 5 years ago
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    put in 8 for n and 7 for m 8-7=1

  6. anonymous
    • 5 years ago
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    it gives you what the letters are equal to so all u have to do it plug them in to the equation which in your case is n-m

  7. anonymous
    • 5 years ago
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    does that make sense?

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