Step-by-step explanation:
Can you put an photo up like what is it from on edge?
Answer:



This might not be correct though. I'm only in middle school lol. I am sure about the last one.
Give better description if they are both identical
Answer:
9
Step-by-step explanation:
If you add 9 to both sides, you will isolate the 'x' term.
hope this helps :)