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22-08-2019
Mathematics

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(-2ab-2a-3) - (ab+6)
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22-08-2019

(-2ab-2a-3) - (ab+6)

Pretend that there is a -1 in front of the second bracket

-1(ab+6)= -ab-6

-2ab-2a-3-ab-6

-2ab-ab-2a-3-6

-3ab-2a-9

Answer : -3ab-2a-9

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