У - 3/28 = 12/35 решите

Question

У - 3/28 = 12/35 решите

Answer 1

у-3/28=12/35

y=12/35+3/28

y=48/140+15/140

y=63/140

Answer 2

y=3/28+12/35

y=63/140=9/20

12/35=12/35