Answer:
[tex]x\geq 42[/tex]
Step-by-step explanation:
The question says at least 42 inches, but it doesn't say it can't equal 42 inches
[tex]x\geq 42[/tex]
As for the 'what is x' part, I think the inequality pretty much solves it. If not, I'm sorry :(
Hope this helped! Please mark brainliest :)