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Please help geomtry!
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12 votes
Please help geomtry!

Please help geomtry!-example-1
User Michaelg
by
8.7k points

1 Answer

3 votes

Answer:

13

Explanation:

By angle bisector property:


(28)/(49) = (12)/(2x + 7 - 12) \\ \\ (4)/(7) = (12)/(2x - 5) \\ \\ 4(2x - 5) = 12 * 7 \\ \\ 8x - 20 = 84 \\ \\ 8x = 84 + 20 \\ \\ 8x = 104 \\ \\ x = (104)/(8) \\ \\ x = 13

User ULan
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