Each part below refers to 5x 1 = 40: + 1) 1 + x. i. Identify this as an equation, an expression, or neither. Briefly explain your answer. ii. If your answer to part i is that it's an equation, solve it. If your answer is that it's an expression, simplify it. If your answer is that it's neither, write \"neither". iii. If your answer to part i is that it's an equation, answer this question: Is the solution set the set of all real numbers {11%. or (00, 00)], the empty set {El or{ D, or neither? If your answer is that it's an expression, answer this question: Are there any real numbers that cannot be substituted forx: in the expression? If your answer is that it's neither, write \"neither"