Задача 40212 3,7x+8,7x-0,07 = 99,13...

vk487255621

2019-10-04 07:19:38

3,7x+8,7x-0,07 = 99,13

u821511235

2019-10-04 07:36:42

★

3,7х+8,7х-0,07=99,13,
3,7х+8,7х=99,13+0,07,
12,4х=99,2,
х=99,2:12,4,
х=8.
Ответ: 8.