D. Inequality
An expression would just contain simple arithmetic without any symbols relating two things to another.
An equation must contain an equals sign.
A fraction will have a bar representing division.
An inequality contains a sign representing a comparison of magnitude, in this question less than <.
Hope this helps!!
The first one is B and the second is D
The answer is W>33 this is as simplified at it can be
67°C
89°C
Dont quote me on this but I am almost 100 percent sure about it
