The graph of g(x) is the graph of f(x)=x−2reflected across the y-axis. Which equation describes function g? Responses g(x)=−x+2 g open argument x close argument equals negative x plus 2 g(x)=−x−2 g open argument x close argument equals negative x minus 2 g(x)=−2x+2 g open argument x close argument equals negative 2 x plus 2 g(x)=x+2