Question

with algebraic identity

Answer 1

x(x-1)+y(x-1)
(x+y)(x-1)

Answer 2

Answer:

$x^{2} + y - xy - x$

On rearranging them we get,

$x^{2} - x + y - xy$

$x(x-1)-y(x-1)$

$(x-1)(x-y)$

its in the form $(x+a)(x+b) = x^{2} + x(a+b) + ab$

Step-by-step explanation: