hearthiphop3 hearthiphop3

23-12-2017
Mathematics

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Factor: 8ab - 16ac + 12a

A)4a(2b - 4c + 3)B)4a(2b - 4c + 3a)C)4a(2b + 4c + 3)D)4a(2b - 4c - 3)

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jimthompson5910 jimthompson5910

23-12-2017

The GCF we factor out is 4a

8ab = 4a*2b
16ac = 4a*4c
12a = 4a*3

Each term has been factored so that 4a is a factor

Using those factorizations, we can use the distributive property in reverse
8ab - 16ac + 12a = 4a*2b - 4a*4c + 4a*3
8ab - 16ac + 12a = 4a*(2b - 4c + 3)

Answer is choice A

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Аноним Аноним

23-12-2017

The greatest common factor is 4a

the answer is 4a(2b - 4c + 3)

Its A.

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