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2 May, 13:28

If DC = 6x and DA = 4x+18, find the value of x. Then find AD and DC

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  1. 2 May, 13:53
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    We can solve this for x, if DC = AD

    DC = AD

    putting the values of both

    6x = 4x + 18

    6x - 4x = 18

    2x = 18

    x = 9

    so, the value of x is 9. by using the value of x, we can find AD and DC

    AD = 4 (9) + 18

    = 36 + 18

    54

    and DC = 6 (9) = 54
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