Answer :

Answer:

-16y -10

Step-by-step explanation:

So basically, since there are no parentheses, we can use PEMDAS:

y - 9 * y - 8 * y - 10

y - 9y - 8y - 10

-8y -8y - 10

-16y -10

The answer is y^-7 I had this in my lesson

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