SOLUTION: Hello I need help finding the value when x= -1 and y = 5 4xy -xy to the second.

SOLUTION: Hello I need help finding the value when x= -1 and y = 5 4xy -xy to the second.

Algebra.Com

Question 267184: Hello I need help finding the value when x= -1 and y = 5
4xy -xy to the second.
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
4*-1*5-(-1)(5)^2
-20+25=5
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