Evaluate a Rational Expression

When x = 1/2, what is the value of:

 8x - 3
--------
      x

A.)  1/2
B.)  2
C.)  5/2
D.)  5
E.)  10

8(1/2) - 3
----------   {substituted 1/2 in for x}
      1/2

 4 - 3
-------   {multiplied in numerator}
   1/2

   1
------   {subtracted in numerator}
  1/2

=  2   {divided 1 by 1/2}

B.)  2

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