# math/115

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f(x) = 2x - 14
Find f(3) and f(-3).
f(3)=2 -14=7
f(3)=2+14 is this correct

• math/115 -

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 -

solve the second one by substituting x with -3...

• math/115 -

thank you again

• math/115 -

you're welcome again.. =)

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