Math Discussion 6 questions-50-100 words each

1.How do you solve a system of linear equations by graphing? Explain.

2.How do you solve a system of linear equations by substitution? Give an example and explain.

3.How do you solve a system of linear equation by elimination? Given an example and explain.

4.Do you prefer to solve a system of linear equations by graphing, substitution, or elimination? Why?

5.What process do you use to solve a system of linear inequalities? How do you know where to shade and whether the lines should be dotted or solid?

6. How many solution sets do systems of linear inequalities have? Do solutions to systems of linear inequalities need to satisfy both inequalities? In what case might they not?