2a-5b+2c-9 from 3a-4b-c+6
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26
3a-4b-c+6-(2a-5b+2c-9)
=3a-4b-c+6-2a+5b-2c+9
=a+b-3c+15
=3a-4b-c+6-2a+5b-2c+9
=a+b-3c+15
Answered by
3
Answer:
2a-5b+2c-9from3a-4b-c+6
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