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8 June, 02:52

Use the algebra tiles to model the equation 2x + 4 = 3x + (-1). Then complete the sentences. To model 2x + 4, you need: positive x-tiles to represent 2x. positive unit tiles to represent 4. To model 3x + (-1) you'll need: 3 x-tiles to represent 3x. 1 unit tile to represent - 1.

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Answers (2)
  1. 8 June, 05:58
    -1
    Answer: its 3
  2. 8 June, 06:08
    +1
    2x + 4

    To model 2x+4, you need:

    2 positive x-tiles to represent 2x.

    4 positive unit tiles to represent 4.

    3x + (-1)

    To model 3x + (-1), you need:

    3 positive x-tiles to represent 3x.

    1 negative unit tile to represent (-1).
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Home » Mathematics » Use the algebra tiles to model the equation 2x + 4 = 3x + (-1). Then complete the sentences. To model 2x + 4, you need: positive x-tiles to represent 2x. positive unit tiles to represent 4. To model 3x + (-1) you'll need: 3 x-tiles to represent 3x.
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