F(x)=-x+4 and g(x)=-2x-3 solve for f(g(x)) x=2
inputf(g(x))=-(g(x))+4=g(x)=-2x-3so if x=2f(g(2))=-(g(2))+4g(2)=-2(2)-3=-4-3=-7f(g(2))=-(-7)+4=7+4=11f(g(2))=11