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math

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Barb has twice as many books as Lisa. Mike has 25 more books than Lisa, but 15 fewer than Barb. How many books each student has?

  • math -

    B=2L
    M=L+25
    M=B-15

    so
    L+25=B-15
    B/2+25=B-15
    B/2=10
    B=20 I assume you can finish

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