Question

Resolve into factors :

3ax-bx-3ay+by

Answer 1

Answer:

x(3a-b) -y(3a-b)

(x-y) (3a-b)

Answer 2

3a(x-y) -b(x-y)

=(3a-b) (x-y)

first arrange the terms

and

then take common from each term.