Answer:
The expression that is equivalent to 60 - 3y - 9 is 3(20 - y) - 3
Step-by-step explanation
3 (20 - y) - 3 is equivalent because when you multiply 3 x 20 you get 60, when you multiply 3 and y you get 3y and when you multiply 3 and -3 you get -9.
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