classicalmusicman18 classicalmusicman18

13-09-2020
Mathematics

contestada

Please help!!! I would like an explanation along with your answer. Thanks

Please help I would like an explanation along with your answer Thanks class=

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MathPhys MathPhys

13-09-2020

Answer:

x = 12/13

BC = 140/13

Step-by-step explanation:

If A is the mipoint of BC, then AB is half of BC.

AB = BC / 2

8x − 2 = (3x + 8) / 2

16x − 4 = 3x + 8

13x = 12

x = 12/13

BC = 3x + 8

BC = 3 (12/13) + 8

BC = 36/13 + 104/13

BC = 140/13

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