Question

0,6-1,6(x-4)=3(7-0,4x)

Answer 1

0.6-1.6(х-4)=3(7-0.4х)

0.6-1,6x+6,4=21-1,2x

1,2x-1,6x=21-6,4-0,6

-0.4x=14

x=-35