Answer:
It snowed 20 days in all.
Step-by-step explanation:
If it snowed 11 days in January, keep that number to the side. If it snowed 9 days in February, keep that number to the side. Make an equation like this:9+11=? If you add them together, it will make 20.
Hope this helps!
21 days in total
that would be -2200 sorry if im wrong
value of x= 7√3
Hope it helps you...