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March 2, 2015

March 2, 2015

Posted by **evan** on Thursday, August 6, 2009 at 5:37pm.

- math -
**Marth**, Thursday, August 6, 2009 at 5:43pmf(d) = 2d + 5

To find f(4), substitute 4 for d in the above equation.

f(4) = 2*4 + 5

f(4) = 13

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