Question

2x+y 5x+2y
——— - ————
7y 7y

Answer 1

(2x+y-5x-2y)/7y= (-3x-y)/7y

Answer 2

$frac{2x + y}{7y} - frac{5x + 2y}{7y} = frac{2x + y - (5x + 2y)}{7y} = frac{2x + y - 5x - 2y}{7y} = frac{ - 3x - y}{7y}$