Hello there!
Answer:
7+2=9
=2
*The answer must have a positive sign.*
Step-by-step explanation:
First, you add/subtract by the numbers.
[tex]9-7=2[/tex]
[tex]9-2=7[/tex]
[tex]2+7=9[/tex]
[tex]7+2=9[/tex]
Final answer is 2.
Hope this helps!
Thanks!
-Charlie
Have a great day!
:)
:D