Question 119681


if {{{f(x)=4x-3}}}, then {{{f(-1)}}} will be:

{{{f(x)=4x-3}}}............replace {{{x}}} with {{{-1}}}

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

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

{{{f(-1)= - 7 }}}