Answer: 
Step-by-step explanation:
Give expression is,

Since L.C.M ( 12, 8 ) = 24





7720 + 80x = 3200 + 120x
I think this is correct. Hope it helps!
A) 2x + 10 equals 2x + 10
B) 7x + 3 does NOT equal 7x + 15
C) 4y - 8 doe NOT equal 4y - 2
D) 2y + 12 does NOT equal 2y - 12
Thus, A is the appropriate answer.
Hope that helped!
Answer:
y-2x -8
Step-by-step explanation:
your jus gonna right it back because it's parallel which means it's the same thing.