Question

Разложите на множители
A)y(a-2)+x(a-2)
B)3my-2ny-9m+6n
Срочно!!! 40 баллов

Answer 1

$1) y(a-2)+x(a-2)=\boxed{(a-2)(y+x)}\\\\\\2) \ 3my-2ny-9m+6n=(3my-2ny)-(9m-6n)=\\\\=y(3m-2n)-3(3m-2n)=\boxed{(3m-2n)(y-3)}$