Question

Решите уравнение 2,7x + 3,6x – 1,8x = 36,9

Answer 1

2,7x+3,6х-1,8х=36,9
6,3х-1,8х=36,9
4,5х=36,9
х=36,9:4,5
х=8,2

Answer 2

6.3х - 1.8х = 36.9
4.5х = 36.9
х=36.9 : 4.5
х = 8.2