Answer:
n+3
Step-by-step explanation:
Since N is not given it is written as an expression.
Answer: The difference is,

Step-by-step explanation:
Given expression is,

By distributive property,

Combine like terms( that have the same variables and powers ),

Which is the required result.
Hence, option third is correct.
Answer:
C. x<18
Step-by-step explanation:
If you substituted the inequalities with 5, the logical one is x<18.
Especially since 5 is less than 18, it isn;t greater than or less than 2,9, or 42.
Answer the question mark is that the moon is a joke right now
Answer:
56 cubic feet
Step-by-step explanation:
V = l x w x h
V = 4 x 7 x 2