SOLUTION: System by graphing 2x+y=10 6x+3y=30

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: System by graphing 2x+y=10 6x+3y=30      Log On


   

Question 218401: System by graphing
2x+y=10
6x+3y=30
Answer by drj(1380) About Me  (Show Source):
You can put this solution on YOUR website!
System by graphing
2x+y=10
6x+3y=30 or 2x+y=10 after dividing by 3 to both sides of the equation. They are not independent and are the same line. Hence, there are many solutions satisfying the equations.

Here are the two graphs:

graph%28600%2C600%2C+-15%2C15%2C+-15%2C15%2C+-2x%2B10%2C+-6x%2F3%2B30%2F3%29

I hope the above steps were helpful.

For FREE Step-By-Step videos in Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra and for Trigonometry visit http://www.FreedomUniversity.TV/courses/Trigonometry.

And good luck in your studies!

Respectfully,
Dr J
http://www.FreedomUniversity.TV