Chapter 4 - Section 4.1 - Solving Systems of Linear Equations by Graphing - Exercise Set - Page 290: 14

$(-1,3)$

Please see the screenshot of the tables for the two equations. Red line: $y=-3x$ Blue line: $2x-y=-5$ If we replace $x$ and $y$ with $-1$ and $3$, respectively, for the red line, we have $y=-3x$ $3=-3*-1$ (true) For the blue line: $2x-y=-5$ $2*(-1)-3=-5$ $-2-3=-5$ (true)