Question

abx²+(ay-b)x-y factorise the following​

Answer 1

(bx+y) (ax-y)

abx²+(ay-b)x-y

abx²+ayx-bx-y

abx²-bx+ayx-y

bx(ax-1)+y(ax-1)

(bx+y) (ax-1)

Answer 2

Answer:

abx^2+(ay-b)x-y

=abx^2+ayx-bx-y

=ax(bx+y)-1(bx+y)

=(bx+y)(ax-1)