The answer is is 4 and 3/5
Answer:
11n
Step-by-step explanation:
The expression is 7n + 4n. Since 7n and 4n are like terms (they both are variables with n), we can combine them so the expression becomes 7n + 4n = 11n.
Answer: 120 in
Step-by-step explanation: You have to multiply all the numbers. Remember length.width.height is how you get your answer. .=multiply