Question

factories 15(x-y)-5(x-y)-x+y​

Answer 1

Step-by-step explanation:

15(x-y)-5(x-y)-x+y = 15(x-y)-5(x-y)-(x-y)

= 15(x-y)-6(x-y)

= (15-6)(x-y)

= 9(x-y)

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Answer 2

Step-by-step explanation:

$15x - 15y - 5x + 5y - x + y \\ 9x - 15y + 5y + y \\ 9x - 9y$