SOLUTION: USE RULES when possible to simplify: can you help me please? and can you show how you got it. Thanks Thanks 12) (x�-y�)

SOLUTION: USE RULES when possible to simplify: can you help me please? and can you show how you got it. Thanks Thanks 12) (x�-y�) - (-6x�+x�y-xy�+2y�) 13) (3x-y)(2x

Question 175437: USE RULES when possible to simplify: can you help me please? and can you show how you got it. Thanks Thanks

12) (x�-y�) - (-6x�+x�y-xy�+2y�)

13) (3x-y)(2x+5y)

14) (7xy�-10y)(7xy�+10y)

15) (xy+ab�)(xy-ab�)

Answer by EMStelley(208) (Show Source): You can put this solution on YOUR website!
#13

All that is needed here is foiling

Now we just combine like terms:

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