Question

решите уравнение 0.1x-0.4(x-3)=0.6x

Answer 1

0.1x-0.4x+1.2-0.6x=0

-0.9x=-1.2

x=1/3

Answer 2

0,1x-0,4x+1,2=0,6x

-0,3x-0,6x=-1,2

-0,9x=-1,2

x=-1,2/-0,9

x=12/9

x=1_ 3/9

x=1_1/3