Question

помагите мне пажалоста

Answer 1

1)2am-2bm+2cm+3an-3bn+3cn=2m(a-b+c)+3n(a-b+c)=(2m+3n)(a-b+c)

2)3mx+3nx+3kx-2my-2ny-2ky=3x(m+n+k)-2y(m+n+k)=(3x-2y)(m+n+k)