Question

Решите уравнение 35Х+37-37Х=70,9

Answer 1

-2х=70.9-37
-2х=33.9
х=-16.95

Answer 2

35х+37-37х=70,9. -2х+37=70,9. -2х=70,9-37. -2х=33,9. х=-16,95.

Answer 3

35Х+37-37Х=70,9

Answer 4

77,5% 35Cl и 22,5% 37Cl