How do you solve #5x + 4y = 6# and #-2x - 3y = -1#?
1 Answer
Aug 10, 2015
Explanation:
[1]
[2]
Multiply [1] by 2 and [2] by
[3]
[4]
Subtract [4] from [3]
[5]
Divide both sides by
[6]
Substitute
[7]
Simplify
[8]