Question

x(a-3)+y(3-a) factorise

Answer 1

X(a-3)+y(3-a)
=X(a-3)-y(a-3)
=(X-y)(a-3). {Ans.}

Answer 2

Solution ●●●●
______________

= x ( a - 3 ) - y ( a - 3 )

= ( a - 3 ) ( x - y )
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I hope it will help you