GordandWIll GordandWIll

07-08-2017
Mathematics

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write the expression in complete factored form: x²-8x+xy-8y

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07-08-2017

group like terms and factor

group the ones with 8 together and the rest apart

(x²+xy)+(-8x-8y)
factor
x(x+y)+(-8)(x+y)
factor out (x+y)
(x+y)(x-8)

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