College

For what values of x and y must ABCD be a parallelogram? + 3 x = 5, y= 7 X = 6, y= 5 x = 9, y = 7 X= 7, y = 9

For what values of x and y must ABCD be a parallelogram 3 x 5 y 7 X 6 y 5 x 9 y 7