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How do you factorize #20p + 15pq - 60q^2-80q# completely?

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1 Answer

Dec 2, 2017

#5(4+3q)(p-4q)#

Explanation:

#= 20p-80q+q(15p-60q)#
#= 20(p-4q) + 15q(p-4q)#
#= (20+15q)(p-4q)#
#= 5(4+3q)(p-4q)#

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