Unit 3 day 1: Solve systems of equations (graphing)

Linear systems concepts:

What is a system of linear equations?

The solution to a system of equations is the ______________ ___________, which is a solution to both equations.

On a graph, this is where:

Is (1,3) a solution to the following equation?

y = 2x + 1

How do you know if a point is a solution to an equation?

There are three different solution possibilities when solving a system of linear equations:

1.

2.

3.

What are 3 different methods of graphing?

​Try numbers 3 and 4 on your own!

When you finish:
1) Check you answers with me
2) Start working on U3 HW 1 on WebAssign