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28 March, 23:04

What is 2.50x + 4x = 39

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  1. 28 March, 23:13
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    2.5x + 4x = 39

    6.5x = 39

    x = 39 / 6.5

    x = 6
  2. 28 March, 23:18
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    For the equation 2.50x + 4x = 39

    x=6

    First, 2.50 + 4x are adding like terms, which mean they can be added together.

    2.50x + 4x = 6.40x

    39/6.40 = 6

    x=6
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