# Math

Factor the greatest common factor from the polynomial. Assume any variable exponents represent whole numbers.

20x9 - 20x7 - 16x2

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1. 5x=25/40

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2. I don't know where abdullahi got his answer, but it needs to be reduced to:

5x = 5/8
x = 1/8

Exponents are written online with vertical carats (^). To find the GCF, first find the prime factors.

(2*2*5)x^9 - (2*2*5)x^7 - (2*2*2*2)x^2

The GCF = 4x^2

I hope this helps a little more.

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