Question

If f(x)=3x−1 and f(a)=−43, what is the value of a ??

Answer 1

Answer:

a = -14

Step-by-step explanation:

f(a) = -43

3a - 1 = -43

3a    = -43 + 1

  3a  = -42

     a = -42/3

    a = -14