Question

5x+3y/2(x+y)-7x+4y/3(x+y)

Answer 1

$frac{5x+3y}{2(x+y)} - frac{7x+4y}{3(x+y)} = frac{3(5x+3y)-2(7x+4y)}{6(x+y)}=frac{15x+9y-14x-8y}{6(x+y)}= frac{x+y}{6(x+y)} = frac{1}{6}$