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Asked by Lawrence

If the average of x and y is positive and x is positive, what is y?

Thanks!
9 years ago

Answers

Answered by Steve
(x+y)/2 > 0
x+y > 0
y > -x

so, y can be positive or negative, depending on x.

for example
x = 3
y = -2
(x+y)/2 = 1/2
9 years ago

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