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Romashka [77]
3 years ago
9

Help please !!!!!!!!! thank you

Mathematics
1 answer:
DaniilM [7]3 years ago
4 0
This is an equilateral triangle,
so all sides are equal,
5x-4=3x
2x=2,
x=2
So 
|AC|=5x-4=5*2-4=10-4=6
|AC|=6

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