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4 votes
Help what's the answer to 2 + 3a + 9a? 2+2a? Or 14a?

Help what's the answer to 2 + 3a + 9a? 2+2a? Or 14a?-example-1

1 Answer

6 votes
2+12a. When adding, you're only collecting "like terms".
User Ethanpil
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