Question

 como resolvo essa pessoal   (x²-2xy+y²)/(3x-3y)

Answer 1

(x²-2xy+y²)/(3x-3y) --- fatora

(x-y)² / 3(x-y) ---simplifica

(x-y) / 3  --- acho que eh isso :))

Answer 2

$\frac{(x^2-2xy+y^2)}{(3x-3y)}=\\\\\frac{(x-y)^2}{3(x-y)}=\\\\\boxed{\frac{(x-y)}{3}}$