Answer:
(x-y)(x-y-1)
Step-by-step explanation:
1.(x - y)² - x + y = (x - y)² - (x - y )
2.(x-y) [( x-y) - ( 1 ) ]
3.(x-y)(x-y-1)
Answer:
5j
Step-by-step explanation:
Answer:
first choice is the correct answer
Answer:
x = 1, y = -2
Step-by-step explanation: