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Lucia finds that (3x+3x+5)+ (7x?9x+8) 10x?12x+13. What error did Lucia make?She found the difference instead of the sum.She combined the terms 3x and 7x
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Lucia finds that (3x²+3x+5)+ (7x²?9x+8) – 10x²?12x+13. What error did Lucia make?She found the difference instead of the sum.She combined the terms 3x² and 7x² incorrectly.She combined the terms 3x and -9x incorrectly.She did not combine all like terms.
![image text in transcribed](https://s3.amazonaws.com/si.experts.images/answers/2024/06/665eb03c6a5cb_532665eb03c62da6.jpg)
Lucia finds that (3x²+3x+5)+ (7x²?9x+8) – 10x²?12x+13. What error did Lucia make?She found the difference instead of the sum.She combined the terms 3x² and 7x² incorrectly.She combined the terms 3x and -9x incorrectly.She did not combine all like terms.
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