The graph of g(x) ​​is the graph of f(x)=8x+20 stretched horizontally by a factor of ​4​.

Which equation describes the function g?



​ g(x)=2x+20 ​

​ g(x)=32x+20 ​

​ g(x)=8x+5 ​

g(x)=2x+5