Question

n
n+9
2n+18
2n
n
help? i got stuck on n+9.. how did you get to n again?

Answer 1

I'm not sure what type of problem this is...

Answer 2

could you explain what you want to do with those expressions?

Answer 3

its a magic puzzle kind of thing..

Answer 4

I still don't understand what we are suppose to do.

Answer 5

oh the starting nuber has to be the same as the result

Answer 6

n

Add by 9:
n+9

Multiply by 2:
2n+18

Subtract by 18:
2n

Divide by 2:
n

Answer 7

Hope this is what you are looking for.