Solve by Graphing y=3x , y=-1/3x

$y = 3 x$ , $y = - \frac{1}{3} x$

Combine $x$ and $\frac{1}{3}$ .

$y = - \frac{x}{3}$

$y = 3 x$

Create a graph to locate the intersection of the equations. The intersection of the system of equations is the solution.

$(0, 0)$