The equation 4 left parenthesis 5 plus 2 y right parenthesis equals 9 y minus 3 is solved in several steps below. For each step, select the reason that best justifies it.

4 left parenthesis 5 plus 2 y right parenthesis equals 9 y minus 3
20 plus 8 y equals 9 y minus 3
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20 plus 8 y minus 8 y equals 9 y minus 8 y minus 3
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20 equals y minus 3
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20 plus 3 equals y minus 3 plus 3
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23 equals y
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