Answer :

The equivalent expression of the expression −y − 3(−3y+5) is 8y - 15

How to simplify to create an equivalent expression?

The expression is given as:

−y − 3(−3y+5)

Next, we open the bracket

−y − 3(−3y+5) = −y  + 9y - 15

Evaluate the like terms i.e. add -y and 9y

−y − 3(−3y+5) = 8y - 15

Hence, the equivalent expression of the expression −y − 3(−3y+5) is 8y - 15

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