Question

Factorise:
a(x-y)+2b(y-x)+c(x-y)

Answer 1

Step-by-step explanation:

a(x-y)+2b(y-x)+c(x-y)

ax-ay+2by-2bx+cx-Cy

Answer 2

Answer:

a(x-y)+2b(y-x)+c(x-y)

=a(x-y)-2b(x-y)+c(x-y)

=(x-y)(a-2b+c)

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