How to factor (2x^2 + ax - 2a - 8)?

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Homework Statement



How to factor (2x^2 + ax - 2a - 8)?

The Attempt at a Solution



My thought process:

So normally for questions like this, I would sort the main variable x out. So x^2 and then the middle term would be (_____)*x but in this case I can't do that. How do I start to factor this?
 
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Never mind got it!