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1 September, 21:35

D - 10 - 2d + 7 = 8 + d - 10 - 3d

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Answers (2)
  1. 1 September, 21:42
    0
    d=1

    Step-by-step explanation:

    Let's start by combining like terms.

    -3-d=-2-2d

    +d. + d

    -3 = - 2-d

    +2 + 2

    -1 = - d

    /-1. / -1

    d=1
  2. 1 September, 21:52
    0
    Add up all the combined terms on each side. 17-2d = - 2-2d Now add - 2 to the left and - 2 to the right. The last step is divide d = 1
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