# math

ab-2cd/-3ab-6cd

simplify?

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1. Is the denominator (-3ab - 6cd) or -(3ab -6cd)?

It will simplify more if it is the latter.

In either case, factor out the 3.

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posted by drwls
2. ab-2cd
_______

3(ab-2cd)

cross out ab and cd, gives you 3 as the answer

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