Posted by **Sydney** on Thursday, September 16, 2010 at 9:44pm.

f(x) = 2x - 14

Find f(3) and f(-3).

f(3)=2 -14=7

f(3)=2+14 is this correct

- math/115 -
**rachel**, Thursday, September 16, 2010 at 9:48pm
substitute the x with 3 for the first question..

you'll get f(3)=2(3)-14

f(3)=6-14

f(3)=-8

- math/115 -
**rachel**, Thursday, September 16, 2010 at 9:52pm
solve the second one by substituting x with -3...

- math/115 -
**Sydney**, Thursday, September 16, 2010 at 9:53pm
thank you again

- math/115 -
**rachel**, Thursday, September 16, 2010 at 9:54pm
you're welcome again.. =)

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