Samuel wants to find the perimeter of his triangular garden so he can install a fence around it. The lengths of the sides are given by the following functions: f\left(x\right)=2x+4f(x)=2x+4, g\left(x\right)=3x-2g(x)=3x−2, and h\left(x\right)=4x+3h(x)=4x+3. What is the perimeter if x=3x=3?