I have no idea, do you mean y=mx+n cause if so it's already in that form instead that fact that the 7 is supposed to be a y
Answer:

Step-by-step explanation:
we know that the circumference is equal to

we have

substitute


A prime factor is a number with a greatest common factor of 1 and that number. Examples: 3,7,9,11
Answer:
First option is the right choice.
Step-by-step explanation:


Best Regards!