Can't solve this need it immediately

Question

For g(x)=-4x find g(x) when x=2

 

Second part is find g when x=2

Answer 1

To find g(x=-2), just plug in -2 in place of x:

 

g(x) = -4x

g(-2) = -4(2) = ___?

 

For the second part, plug 2 in place of x.