Home > INT3 > Chapter 3 > Lesson 3.1.1 > Problem3-19

3-19.

Solve the system of equations shown below.

$2x+6y=10\\x=8-3y$

1. Describe what happened when you tried to solve the system.

Use the Substitution Method.

2. Sketch a graph of the system.

Rewrite each equation in $y=$ form.

3. How does the graph of the system explain what happened when you solved the system of equations? Make your answer as clear and thorough as possible.

Where do the lines intersect on your graph?