Question 668344
{{{((3x-3y)/(4ax+4ay))* ((ay-ax)/(4x^2-4y^2))}}}


{{{(3(x-y)/4a(x+y))*((-a(x-y))/4(x^2-y^2))}}}


{{{(-3a(x-y)^2)/(16a(x+y)(x^2-y^2))}}}
Cancel a

{{{(-3*(x-y)^2)/(16*(x+y)*(x+y)*(x-y))}}}
cancel (x-y)


{{{(-3(x-y))/(16(x+y)^2)}}}