Question 348520
{{{(3/2y) - (3/(2y+4))}}}
lcd = 2y(2y+4)
{{{(3*(2y+4)-3*2y)/(2y*(2y+4))}}}
{{{(6y+12-6y)/(2y*(2y+4))}}}
{{{12/(4y(y+2))}}}
{{{3/(y(y+2))}}}