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Think about how to use the interactive tool to form an expression equivalent to –x + ( –3x) + 12 – 9.

2 Answers

2 votes

Answer:

I believe that the answer to your question is the first option: -4+3

i Hope this helps

Explanation:

User Cody Bonney
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4 votes
combine like terms...

-4x+3
User Tim Harper
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5.3k points