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I'm kind of confused on this one.. please tell me how you got the answer as well. 

 Mar 4, 2018
 #1
avatar+99659 
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These are alwas a little difficult

 

-4y^2 + 3xy - 12y + 9x            factor by grouping

 

y ( -4y + 3x)  + 3 (-4x + 3x)

 

Take out the commmon factor and then write the rest in parentheses

 

(-4y + 3x) ( y + 3)   =

 

(3x - 4y) ( y + 3)

 

 

cool cool cool

 Mar 4, 2018

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