Question

3(0 9x-1)-(x+0 6)=-0 2 решите

Answer 1

3(0, 9x-1)-(x+0, 6)= - 0, 2
2.7х-3-х-0.6= - 0.2
2.7х-х= - 0.2+3+0.6
1.7х= 3.4
х=3.4/1,7
x=2