Respuesta :

plug in 2 for x. f(20=2-51 = -49
The answer is:   " - 49" .
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  " f(2) = 49 " .
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Explanation:
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Given:  " f(x) = x – 51 " ;  Find " f(2) " ;

→  Plug in "2" for "x" to solve for " f(2)" ;

 f(2) = 2 – 51 = - 49  ;
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The answer is:   " - 49" .
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   " f(2) = 49 " .
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