Answer:
Sorry i couldnt upload the file i uploaded it onto a file host link is below
brainly.com
also im joking ;)
415.138;452.018;457.2;828.142
Answer:
It's the 3rd one using the formula 
Once you follow that step you need to multiply the exponent of 3 and 6 with the exponent outside the parenthesis..... which is why it's the 3rd one.
,make y the subject
2y=b-4x
divide all sides by 2
y=b\2-4x\2