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17 votes
-24b+4b

Compute and Simplify.

2 Answers

3 votes
-20b:
you need to add the positive common factors (4b and -24b)
User Bhavesh Ghodasara
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5.5k points
7 votes
subtract 4 from the 24 making it -20b
User Poshan
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5.3k points