Video Crash Courses
Want to watch animated videos and solve interactive exercises about solving systems of equations using the elimination method?
Click here to try the Video Crash Course called “Systems of Equations”!
The elimination method demands a bit more understanding than the substitution method. The disadvantage is that it can become difficult if you don’t have “nice” numbers to work with. The number of columns you use during the calculations can be used as a convenient way for you to separate the two methods.
Rule
Example 1
Solve the system of equations.