2xy - 4x plus 8y - 16?

2xy - 4x + 8y - 16 can be factored.

(2xy - 4x) + (8y - 16)

2x(y - 2) + 8(y - 2)

Since y-2 is the same as the other, it would turn out like this:

(2x + 8)(y - 2)

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