Factor polynomial $$ y^{2}-49+14x-x^{2} $$
Answer
$$ y^{2}-49+14x-x^{2} = (-x+y+7)(x+y-7) $$
Explanation
$ y^2-49+14x-x^2 $ can be written as
$$ y^2-49+14x-x^2 = \left( -x+y+7 \right) \left( x+y-7 \right)$$The explanation for this step cannot be generated.
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