Hello,
Let's assume n the number searched.
nine less 3 times n is written 9-3n
Answer:
2/3
Step-by-step explanation:
To add fractions add the numbers on top to each other and leave the bottom numbers alone if they are the same number.

Answer: $25
Step-by-step explanation:
Answer:
8-feet
Step-by-step explanation:
Follow the workings in the image I sent.
Step-by-step explanation:
the answer is in the above image