-0,8(x-1,5)=6,4 Help me please!!

Question

-0,8(x-1,5)=6,4


Help me please!!

Answer 1

-0,8(х-1,5)=6,4
-0,8х+1,2=6,4
-0,8х=5,2
-х=6,5
х=-6,5

Answer 2

-0.8х+1.2=6.4
-0.8х=6.4-1.2
-0.8х=5.2
х=5.2:(-0.8)
х=-6.5