# math

Ray BD bisects ∠ABC so that m∠DBC = x + 8 and
m∠ABD = 2x − 15. What is x?

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1. Ray BD bisects ∠ABC
That means the two angles formed are congruent.
That means their measures are equal. So,
x+8 = 2x-15
Now just find x.

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oobleck
2. "bisect" means to cut into two equal parts, so

2x-15 = x+8

just solve this trivial equation for x

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Reiny
3. since everyone else won't answer it, I will. x = 13

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4. thank. you somesh the answer was 13

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