Question

759 номер, 2,4,6 примеры решите срояно пожалуйста???!!!!!!!

Answer 1

2) 1/4x + 1/3x = 3/12x + 4/12x = 7/12x
4) 8/15y - 2/5y = 8/15y - 6/15y = 2/15y
6) 3/4m - 1/6m = 9/12m - 2/12m = 7/12m