When x is a nonzero integer, Alexis says, the expression x + (-x) always equal zero. Is Alexis correct? If so, provide an example to support her claim. If not, provide a counter example to disapprove her claim.

Question

Mathematics

Cason Boyle

8 November, 22:30

When x is a nonzero integer, Alexis says, the expression x + (-x) always equal zero. Is Alexis correct? If so, provide an example to support her claim. If not, provide a counter example to disapprove her claim.

+2

Answers (1)

Know the Answer?

Gideon George · Answer 1

Yes, she's correct because a positive integer, like 6, as x would equal 0 (6 + (-6) = 0) and a negative integer, like - 4, as x would equal 0 (-4 + ( - (-4)) = 0).