AkaylaY30574 AkaylaY30574

26-10-2022
Mathematics

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BD is a median . AB = 20 - x BD = 2x + 60 AC = 10x - 20

BD is a median AB 20 x BD 2x 60 AC 10x 20 class=

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KaceM386840 KaceM386840

26-10-2022

AC is 2 times AB, it means

[tex]\begin{gathered} 10x-20=2(20-x) \\ 10x-20=40-2x \\ 10x+2x=40+20 \\ 12x=60 \\ x=\frac{60}{12} \\ x=5 \end{gathered}[/tex]

The value of x is 5

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