# 4.1 Graphing

−5x+1=−y
− y+x=−3

2x+y=2
x−y=4

y=−3
y=−x−4

y=2x+2
y=−x−4

x−y=4
2x+y=−1

y=−x+1
y=−5x−3

Solve systems of equations by graphing and identifying the point of intersection.

$\text{y = −}\frac{\text{3}}{\text{4}}\text{x + 1}\phantom{\rule{80px}{0ex}}\text{y = −}\frac{\text{3}}{\text{4}}\text{x + 2}$

x+4y=−12
2x+y=4

x+3y=−9
5x+3y=3

3x+2y=2
3x+2y=−6