What is the slope of a line, in the standard $(x,y)$ coordinate plane, that is parallel to $x+5y=9$ ?

Summary Submit Skip Question

If the line is parallel, it must have the same slope as the other line.

$$x+5y=9$$ $$5y=-x+9$$ $$y = -\frac{1}{5}x+\frac{9}{5}$$