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What's -3a(5a-7) ? I can't figure It out .
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What's -3a(5a-7) ?

I can't figure It out .

User Robdodson
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2 Answers

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I think maybe -15 but I’m not sure
User Umair Durrani
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it is - 15 a ^ 2 + 21 a.
You use distributive property
User SJha
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