SOLUTION: Add (8x^2-3y^2-5xy) + (-12x^2-6y^2+9xy

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Question 430983: Add (8x^2-3y^2-5xy)
+
(-12x^2-6y^2+9xy
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi

Add 

1*(8x^2-3y^2-5xy) +1*(-12x^2-6y^2+9xy)   |applying distributive Principle

 8x^2-3y^2-5xy -12x^2-6y^2+9xy           |combining Like terms

   -4x^2-9y^2+4xy

or -(4x^2-4xy+ 9y^2) 

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