Answer:
your answer is correct and it is in slope intercept form because it had no intercept.
Step-by-step explanation:
Yes this is proportional!
Answer:
y= 1/2x-2
Step-by-step explanation:
A golden rectangle is a rectangle whose length and width follow the golden ratio (about 1:1.618).
Given the length, you would divide by 1.618 to find the width.
Edit: The exact value is

, but 1.618 should suffice.