### Home > CCA > Chapter 8 > Lesson 8.1.5 > Problem8-51

8-51.

Solve each of the following systems of equations algebraically. Then confirm your solutions by graphing. Homework Help ✎

1. $y=4x+5$
$y=−2x−13$

$(−3,−7)$

1. $2x+y=9$
$y=−x+4$

The first equation can be rewritten as $y=−2x+9$.