1) (7x + 7y) / 21 = 7(x + y) / 21 = 7(x + y) / 7 * 3 = (x + y) / 3
2) (8m - 4n) / 4m = 4(2m - n) / 4m = (2m - n) / m
3) (9a + 12b) / 3 = 3(3a + 4b) / 3 = (3a + 4b) / 1 = 3a + 4b
4) (44c + 18d) / 2d = 2(22c + 9d) / 2d = 22c + 9d
5) (5x + xy) / Xbox = x(5 + y) / x * box = (5 + y) / box
6) (6mn - 4m) / 2m = 2(3n - 2) / 2 = 3n - 2
1) (7x + 7y) / 21 = 7(x + y) / 21 = 7(x + y) / 7 * 3 = (x + y) / 3
2) (8m - 4n) / 4m = 4(2m - n) / 4m = (2m - n) / m
3) (9a + 12b) / 3 = 3(3a + 4b) / 3 = (3a + 4b) / 1 = 3a + 4b
4) (44c + 18d) / 2d = 2(22c + 9d) / 2d = 22c + 9d
5) (5x + xy) / Xbox = x(5 + y) / x * box = (5 + y) / box
6) (6mn - 4m) / 2m = 2(3n - 2) / 2 = 3n - 2