cornbreadking cornbreadking 31-10-2016 Mathematics contestada Given: x + y = 6. If x {-15, -6, -1}, then which of the following sets of ordered pairs are solutions? {(-15, -21), (-6, -12), (-1, -7)} {(-15, 21), (-6, 12), (-1, 7)} {(-15, 21), (-6, 12), (-1, -7)}