Evaluate each rational algebraic expression with the given values.
[tex] 1. \: \frac{x - 5}{ {x}^{2} - 10x + 25} = [/tex]

[tex]2. \: \frac{ {x}^{2} + 8x + 12 }{ {x}^{2} + 3x - 18} = [/tex]

[tex]3. \: \frac{ {x}^{2} + 3x - 28}{ {x}^{2} - 49} = [/tex]
With solutions please ^_^

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