Question

2×(2целых 3/8х+х)=14целых1/7

Answer 1

Ответ:

2×(19/8x+x)=99/7

2×27/8x=99/7

27/4x=99/7

X=99/7:27/4x=

X=99/7×4/27

X=11/7×4/3

Х=44/21=2цел.2/21