Question

помогите плиз........

Answer 1

2 1/9х = 7,6 * 2 4/9
19/9х = 76/10 * 22/9
19/9х = 836/45
х = 836/45 : 19/9
х = 44/5
х = 8целых 4/5 = 8,8
х = 8,8