Question

решите уравнение (2x - 1/8 x ) :1/2 =1/3

Answer 1

[ 2x - 18x]: 12=13
2x - 18x = 1 ц  88x -18x = 1ц  78x 
1 ц 78x = 13 x 12=16
1 ц 78x = 16
x = 16 : 1ц  78 = 16 :158 =16 x 815=445

Answer 2

2х - 18х = 1ц 88х  - 18х=1ц78х    1ц 78х:12 =13

Answer 3

1ц 78х = 1