Posted by Cynthia on Thursday, September 13, 2007 at 6:55pm.
Solve the system by addition.
5x3y=13
4x3y=11

Algebra 1  Leo, Thursday, September 13, 2007 at 7:16pm
First, multiply both sides of the first equation by negative one.
Then, add the two equations together. This will cancel the y's and you can solve for x.