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MrRa [10]
3 years ago
9

Ab and cd intersects at e, aec=5x+12 and deb=8x-3

Mathematics
1 answer:
dezoksy [38]3 years ago
4 0

Answer:

x = 5

Step-by-step explanation:

Angles DEB and AEC are vertical angles, so they are congruent, and their measures are equal.

8x - 3 = 5x + 12

3x = 15

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