Question

(х+18)-2 56=1,3 решите уравнение

Answer 1

(х + 1/8) - 2 5/6 = 1,3
(х + 0,125) - 1,3 = 2 5/6
х - 1,175 = 17/6
х = 1175/1000 + 17/6
х = 3525/3000 + 8500/3000
х = 12025/3000
х = 4целых 1/120