Answer: y= 4/3x-9
Step-by-step explanation:
the answer is 0.6 you gotta divide and multiply
We divide the total sum of the angles by 20

=18 sides
You need to give some form of an image for us to be able to give you the answer. There’s no way of solving the equation you’ve given us without the key information from the image....
3300-20%=2640
$2640 is the answer to your question,hope this helps!please award brainliest??