Theoretically =theory is potentially done, experimental is experiment XD XD. They both have to do with probability
Because + and - make - which makes you left with 3-5 which equals to -2 because it gets negative.
They would need to by 3 more tickets. 214 divided by 9 = 23 with the remainder of 3. So I divided 217 by 9 = 23. I added 3 to 214 which got a whole answer 23.
I hope I helped.
-13x=78
-13x/-13=78/-13
Answers: X=-6
