danielgrimsley danielgrimsley

06-03-2019
Mathematics

contestada

If x < 5, then which of the following must be true?

-x < -5

-x > -5

-x < 5

-x > 5

Respuesta :

watermelvn watermelvn

06-03-2019

2nd option, -x > -5.

when changing to -x to x, the inequality sign must be flipped. thus x < -5/-1 which is x<5

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