Question

Решите уравнение 
3(х+0,6)=3-х

Answer 1

3(х+0,6)=3-х
3х+1.8=3-х
3х+х=3-1.8
4х=1.2
х=1.2:4
х=0.3

Answer 2

3x+1,8=3-x
3x+x=3-1,8
4x=1,2
x=0,3