Number 4
6=2•6-6
-18=-2•6-6
5+6=? It would be mostly 11
I'm not sure if that is supposed to be 7 or -7
If it's -7:
1<2n-5<-7
+5 +5 +5 Add 5 to all parts of the inequality get 2n by itself
6<2n<-2
/2 /2 /2 Divide all parts by 2 to isolate the variable
3
Answer:
A
Step-by-step explanation:
Since on Friday it snowed 3 4/7 inches and Saturday ir snowed 2/7 inches, subtract the two numbers to find the difference.

The answer is A.
I think maybe the second one I’m not fully sure but I hope this might help