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3 November, 14:52

If BC = 4x - 5 and CD = 2x + 7, find x.

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  1. 3 November, 16:23
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    X=6, just subtract the 2x from both sides and you would have 2x - 5 = 7

    then add the 5 to both sides which equals 2x = 12

    then finally divide by 2 and get x = 6
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