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3 votes
7a(3b - 2c + 4)


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User Ruhul
by
8.0k points

1 Answer

4 votes

Answer:

21ab-14ac+28a

Explanation:


7a(3b - 2c + 4)\\\\\mathrm{Distribute\:parentheses}\\\\=7a* \:3b+7a\left(-2c\right)+7a*\:4\\\\\mathrm{Apply\:minus-plus\:rules}\\\\+\left(-a\right)=-a\\\\=7*\:3ab-7*\:2ac+7*\:4a\\\\Simplify\\\\21ab-14ac+28a

User Gilad Hoch
by
7.6k points

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