Answer :

Answer:

y=9

Step-by-step explanation:

Because they are opposite angles, they are equal.

11y-36=63

Add 36 to both sides

11y=99

Divide both sides by 11

y=9

Hope this helps!

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vickyricco

Answer:

y=9

Step-by-step explanation:

11y-36=63

11y=99

y=9