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HorseObsessed
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HorseObsessed asked in Education & ReferenceHomework Help · 8 years ago

find x in this triangle?

In triangle SUN, A is the midpoint of line SU and B is the midpoint of line NU, if AB=3x-1 and SN=7x-5, find x.

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1 Answer

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  • kai lacson
    8 years ago

    3x-1 = 2(7x-5)

    3x-1 = 14x- 10

    10 - 1 = 14x - 3x

    11x = 9

    x = 9 / 11

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