-0.4(2.5х-2)=1-0.5(2 х+1)

Question

-0.4(2.5х-2)=1-0.5(2 х+1)

Answer 1

X=
альтернативный вид 
х=0,8

Answer 2

-0.4(2.5х-2)=1-0.5(2х+1)
-1+0.8=1-1х-0.5
-0.2=0.5-х
0.5-х=-0.2
х=0.7