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Alenkinab [10]
3 years ago
6

Can you help me ? 70 points

Mathematics
2 answers:
blsea [12.9K]3 years ago
7 0

Answer:

x=5

Step-by-step explanation:

CE = EB since E is the midpoint of CB (proven by AD intersecting it).

If CE=EB, then:

2x=15-x\\

<em>Add </em>x<em> to both sides</em>

3x=15\\

<em>Divide both sides by 3</em>

x=5

LUCKY_DIMON [66]3 years ago
3 0

Answer:

5

Step-by-step explanation:

Since the diagonals of a parallelogram bisect each other, the two halves must be equal. Therefore:

15-x=2x \\\\15=3x \\\\x=5

Hope this helps!

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