Question

If f(x)= 3( 2x- 4), then f(-1) is given by​

Answer 1

Step-by-step explanation:

If f(x) = 3(2x - 4), then

f(-1) = 3{2(-1) - 4}

= 3{-6}

= -18

Answer 2

Step-by-step explanation:

$3(2 - 4) \\ 6 - 4 \\ = 2$