Could you add an attachment like a screenshot of your question?
keeping in mind that in a parallelogram the diagonals bisect each other, namely cut each other into two equal halves. Check the picture below.
![\stackrel{GH}{3x-4}~~ = ~~\stackrel{HE}{5y+1}\implies 3x=5y+5\implies x=\cfrac{5y+5}{3} \\\\[-0.35em] ~\dotfill\\\\ \stackrel{DH}{x+1}~~ = ~~\stackrel{HF}{3y}\implies \stackrel{\textit{substituting "x" in the equation}}{\cfrac{5y+5}{3}+1~~ = ~~3y}](https://tex.z-dn.net/?f=%5Cstackrel%7BGH%7D%7B3x-4%7D~~%20%3D%20~~%5Cstackrel%7BHE%7D%7B5y%2B1%7D%5Cimplies%203x%3D5y%2B5%5Cimplies%20x%3D%5Ccfrac%7B5y%2B5%7D%7B3%7D%20%5C%5C%5C%5C%5B-0.35em%5D%20~%5Cdotfill%5C%5C%5C%5C%20%5Cstackrel%7BDH%7D%7Bx%2B1%7D~~%20%3D%20~~%5Cstackrel%7BHF%7D%7B3y%7D%5Cimplies%20%5Cstackrel%7B%5Ctextit%7Bsubstituting%20%22x%22%20in%20the%20equation%7D%7D%7B%5Ccfrac%7B5y%2B5%7D%7B3%7D%2B1~~%20%3D%20~~3y%7D)

Answer
4.8 x 10^-3
Step-by-step explanation:
Answer:
m = -3 and b = 5
Step-by-step explanation:
y = -3x + 5
.......
Answer:
Im sorry im not sure how to do this either lol :/
Step-by-step explanation: