Question

1/4 (9y-3)+1/8 (6y+9)

Answer 1

1/4 (9y-3) + 1/8(6y+9)
(9/4)y - 3/4 + (6/8)y + 9/8
(9/4)y + (6/8)y - 3/4 + 9/8
(12/8)y + 3/8 = 0
(12/8)y = -3/8
y = -3/12
y = -1/4