How do you solve the following system: 2x−y=7,2x+5y=5?
1 Answer
Dec 22, 2015
Explanation:
Given:
[1]
[2]
Subtract [2] from[1]
[3]
Divide both sides by
[4]
Substitute
[5]
Subtract
[6]
Divide both sides by
[7]