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28 votes
28 votes
I need help on this, thanks

I need help on this, thanks-example-1
User AsifHabib
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1 Answer

24 votes
24 votes

Answer:

9

Explanation:

Vertical angles are congruent, so:


16y=18y-18 \\ \\ -2y=-18 \\ \\ y=9

User Abish R
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