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What did they do wrong?
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4 votes
What did they do wrong?

What did they do wrong?-example-1
User Protocol
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1 Answer

5 votes
They didn’t distribute the -1 (which is the “-”) correctly into the numbers in the parentheses. After distributing correctly, step 1 should be
8a+3+5a-2a

Hope this helps :)
User John Datserakis
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8.7k points
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