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Mathematics 8 Online
OpenStudy (anonymous):

Find the product. (x - 7)(y - 9) Answer choices xy- 7x- 9y+ 63 xy- 9x- 7y+ 63 -16xy 63xy

OpenStudy (ivettef365):

Use distributive property (x)(y)=xy (x)(-9)=-9x (-7)(y)=-7y (-7)(-9)=63

OpenStudy (anonymous):

yea @catkittycool321 you're right its B

OpenStudy (ivettef365):

Therefore: xy-9x-7y+63

OpenStudy (anonymous):

I hope it solve your question ^.^

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