Question

6-3(х+1)=10 (0.7-0.1х)

Answer 1

6-3х-3=7-х
6-7-3=2х
х=-2

Answer 2

ти не правильно сделал

Answer 3

6-7-3= -4

Answer 4

тогда

Answer 5

-4=2х

Answer 6

х= -0,5

Answer 7

6-3х-3=7-1х
-3х+1х=7-6
-2х=1
х= -0,5