Verified answer

Answer:

( b - a )c

Step-by-step explanation:

Given:

⇒ a( b - c) + b(c - a) - (a - b)

⇒ ab -ac + bc -ab - a + b

⇒ bc - ac + b - a

⇒ c ( b - a ) + ( b - a )

⇒ ( b - a )c

Ans.

Answer:

sis don't go plz this is my request