1) 2/5 х = - 1/15
х = - 1/15 * 5/2
х = - 5/30
х = - 1/6
2) х * (-0.8) = 2
-0,8х = 2
х = 2: (-0,8)
х = - 2,5 ( - 2 5/10 = -2 1/2)
3) 7:х = 1 2/5
х = 7 : 1 2/5
х = 7 * 5/7
х = 35/7
х = 5
4) -2 2/15х = -3 1/5
х = -3 1/5 : ( -2 2/15)
х = -16/5 * (-15/32)
х =3/2 ( 1 1/2)
-2 4/5 : 1 13/15 : 3/8 =
-14/5 * 15/28 = 3/2
3/2 * 8/3 = 8/2 = 4
2 2/7 : (-4/5) - 1/7 =
16/7 * (-5/4) = - 20/7
-20/7 - 1/7 = - 21/7 = - 3
В задании 2 обрезано фото. Напиши цифры которые сверху