SOLUTION: 3x-4y2 when x=-2 and y=4

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Question 56547: 3x-4y2 when x=-2 and y=4
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
3x-4y2 [Substitute -2 for x and substitute 4 for y]
3x-4y^2
3(-2)-4(4)^2
-6-4(16)
-6-64
-70