Answer:
y = 4.5
Step-by-step explanation:
The diagonals of a parallelogram bisect each other. Therefore
5y -8 = 3y + 1 Add 8 to both sides
5y -8 + 8 = 3y + 1 +8 Combine
5y = 3y + 9 Subtract 3 y from both sides.
5y - 3y =3y -3y + 9 Combine
2y = 9 Divide by 2
2y/2 = 9/2
y = 4.5
