There are three kinds of tables in a furniture store, and their prices meet the following criteria

Updated on furniture 2024-07-14
2 answers
  1. Anonymous users2024-01-24

    The landlord's formula is correct.

    Suppose: the first type: X, the second type: Y, and the third type: Z

    X+Y+Z=4000

    X-Y=400

    Z=2(X-400)

    Substituting , you can get: X+(X-400)+2(X-400)=4000 solution X=1300

    Substituting , Y=900, Z=1800

  2. Anonymous users2024-01-23

    Haha, that's a good idea.

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