If AD = 3x + 5, AB = 7x – 3, and BC = 8x – 10, what is the value of x? I don't know..I've been thinking it's 7 :/ picture will be below any help is greatly appreciated! my choices are 2, 7, 3, & 8.

Question

anonymous · Answer

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anonymous · Answer

Are these line segments? Set AD=AB therefore...

3x + 5 = 7x - 3
-4x= -8
x=2

Set AB=BC
7x-3=8x-10
-x=-7
x=7

therefore x can equal 2 or 7

anonymous · Answer

That's what I also thought but it doesn't give me information on whether they're segments or not & both 2 & 7 are there but I want to go with 7.