7.4 System of Inequalities

 ,I was not here for this lesson but Madie Johnson's kinder souls decided to help me out and share her notes with me and this is what a received from her graceful soul. 

Equation of a line: 

Y=mx+b

M=slope 

B=Y intercept 

Graph: a collection of all solutions of the inequality 

Dashed line: -for < or >

Dotted line: for _< or > 

Here is an example of graphing an inequality: