lf # = x, @ =-, $ = +, then evaluate: 9 # 2 @ 3 $ 1A18B14C16D17Answer: C. 16 Read Explanation: Replace the symbols with their meanings:= ×@ = −$ = +So the expression becomes:9 × 2 − 3 + 1Now calculate step by step:9 × 2 = 1818 − 3 = 1515 + 1 = 16Final Answer: 16 Read more in App