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What is the greatest common factor (GCF) of 15 and 6x?

User Matcygan
by
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2 Answers

12 votes

✏ GCF

Factor = f

——————

f15 = 1, 3, 5, 15

f6 = 1, 2, 3, 6, x

So the answer is 1 and 3, but we need to give the answer from the highest number. The highest number is 3.

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User Thelonious
by
3.7k points
14 votes

Answer:

3

Explanation:

Factors of 15: 1, 3, 5, 15

Factors of 6x: 1, 2, 3, 6, x

Therefore, the greatest common factor (the highest factor that they both share) is 3

User Mths
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3.4k points