Question

find the value of(x)=5x-4,when x=-1 is


(9, -9 ,1 ,0)​

Answer 1

Answer:

$f(x) = 5x - 4 \\ and \\ x = - 1 \\ thenf( - 1) = 5( - 1) - 4 \\ f( - 1) = - 5 - 4 \\ f( - 1) = - 9$