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blagie [28]
3 years ago
6

Please help, I don’t understand at all.

Mathematics
1 answer:
nasty-shy [4]3 years ago
5 0
In the given triangle ,
4x +13 +6x+ 2 = 14x-13 ( exterior angle property )
10x +15=14x-13
10x-14x=-13-15
-4x=-28
=> x = 7
Hope it helps
:)
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