Answer:
x=5
Step-by-step explanation:
So, 2x-1=9
Going in reverse...
9+1=10, so this means that 2x=10
5x2=10, so x=5
Answer:16
Step-by-step explanation:
well if your asking the space from one athinther there it is
Yes the expressions are equivalent
Answer:
+ closed
- closed
* closed
÷ not closed
Step-by-step explanation:
When you add integers, you will always get an integer so it is closed under addition
When you subtract integers, you will always get an integer so it is closed under subtraction
When you multiply integers, you will always get an integer so it is closed under multiplication
When you divide integers, you will not always get an integer so it is not closed under division
1/5 = .2 which is not an integer
Answer:
i dont know
Step-by-step explanation:
hope you get help