Question

2(0,3x-2/9)-(-1 1/9+2/3x)=x/5

Answer 1

2( 0,3x - 2/9 ) - ( - 1 1/9 + 2/3x ) = x / 5 
0,6x - 4/9 + 1 1/9 - 2/3x = 1/5x 
3/5x - 2/3x - 1/5x = 4/9 - 10/9 
2/5x - 2/3x = - 2/3 
общий знаменатель 15 
2x*3 - 2x*5 = - 2*5 
6x - 10x = - 10 
- 4x = - 10 
x = 2,5