geometry

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Point B is midpoint of Lince AC.
Given:
AB=2x-1
BC=4x+2
AC=25
Find:
AB and BC

  • geometry -

    AB + BC = AC
    (2x-1)+(4x+2)=25
    x=4
    AB = 2(4)-1 = 7
    BC = 4(4)+2 = 18

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