Since they are not like terms (not the same variables) you cannot simply so you leave it like that.✨ This applies for addition and subtraction only. It’s different with multiplication and division.✨
C is answer no explanation needed
Point E is the correct answer! :D
You have to plug them in to see each solution, so the answers that apply would be 65 and 66 all the other answers are less than or equal to 8