Which inequality is equivalent to -x < 8?

A. X< 8***
B. X> 8
C. X< -8
D. X>-8

2 answers

A is clearly wrong, since there is no - sign any more.
add x-8 to both sides.
now what do you think?
-x < 8.
Multiply or divide both sides by -1. What happens to inequality sign?