Question 124038
{{{f(x)=-2x+5}}} find {{{f(x+2)}}} 


Just substitute x + 2 everywhere there is an x in f(x)


{{{f(x+2)=-2(x+2)+5}}} 
{{{f(x+2)=-2x-4+5}}}
{{{f(x+2)=-2x+1}}}