# Answer to Question #2607 in Algebra for serena

Solve the equation x+y=4 if the domain is {(-4,-2,0,2,4)}

1
2011-05-06T05:45:49-0400

We have to find pairs among numbers {-4,-2,0,2,4} whose sum is equal to 4. These are the following ones:

(0,4),

(4,0)

(2,2)

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