How do you find the solution set for x-y=11, 3x+10y=-6?
1 Answer
Aug 6, 2015
Explanation:
[1]
[2]
Multiply [1] by 3
[3]
Subtract [3] from [2]
[4]
Divide [4] by 13
[5]
Substitute
[6]
Simplify
[7]
Subtract 3 from both sides of [7]
[8]