How do you solve the system using the elimination method for 3x-4y=18 and x+3y=-7?
1 Answer
Mar 22, 2018
See below for solution by elimination
Explanation:
Given
[1]
[2]
If we multiply [2] by
[3]
We can now eliminate the
[4]
After dividing both sides of [4] by
[5]
Substituting
[6]
Simplifying
[7]
[8]