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11 votes
What property justifies Step 1?

Hint: How did the problem change from the first
line to the "Step 1" line?


5 points

What property justifies Step 1? Hint: How did the problem change from the first line-example-1
User Kostya
by
3.9k points

1 Answer

4 votes
It should be distributive property.
User Taria
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