How do you solve the simultaneous equations #2x + 3y = 9# and #3x + 2y = 1#?
1 Answer
Jul 30, 2015
Multiply each equation by a (different) constant so the coefficients of
Explanation:
[1]
[2]
Multiply [1] by 2 and [2] by 3 to get
[3]
[4]
Subtract [4] from [3]
[5]
Solve for
[6]
Substitute
[7]
[8]
[9]