Dont understand this algebra 2 question?

label Algebra
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f(x) = x-4/x+1

a.) what is f (-1.5)?

b.) what is f(-0.5)

Feb 15th, 2015

a . f(-1.5) = (-1.5 - 4) / (-1.5 +1)

                = (-5.5) / (-.5)

                = 11

b.  f(-0.5) = (-.5 - 4) / (-.5 +1)

                =  (-4.5) / (0.5)

                = - 9

Feb 15th, 2015

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Feb 15th, 2015
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