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8 July, 16:44

Find the GCF of each pair of monomials.

1). 20, 45x

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Answers (2)
  1. 8 July, 20:03
    0
    The greatest common factor is 5
  2. 8 July, 20:41
    0
    20 and 45x

    We look for a number that can go into both numbers.

    5 into 20 is 4 and 5 into 45x is 9x.

    5: 20 45x

    4 9x

    So no other number can go into 4 and 9x again.

    So the GCF of 20 and 45x is 5.

    Hope this explains it.
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