Question

Factorize : a + 4 - ay - 4y​

Answer 1

Step-by-step explanation:

$a + 4 - ay - 4y$

$= a - ay + 4 - 4y$

$= a(1 - y) + 4(1 - y)$

$= (a + 4)(1 - y)$

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Answer 2

Step-by-step explanation:

1(a+4)-y(a+4)

(a+4) (1-y)