4y 10 6y 3 July 8, 2019 16 32 64 128 2x 4y 10 3x 6y 12 substitution method 2x 4y 10 3x 6y 12 elimination method 2x 4y 10 and 3x 6y 12 hasno solution 4y 3y 3x 6y 10 2 3x 4y xy 10 6y
