substitute the x with 3 for the first question..
you'll get f(3)=2(3)-14
f(3)=6-14
f(3)=-8
f(x) = 2x - 14
Find f(3) and f(-3).
f(3)=2 -14=7
f(3)=2+14 is this correct
4 answers
solve the second one by substituting x with -3...
thank you again
you're welcome again.. =)