5,2– х+1,9=5,9–3х помогите

Question

5,2– х+1,9=5,9–3х помогите

Answer 1

5,2-x+1.9=5.9-3x
-x+7,1=5,9-3x
2x=-1,2
x=-0,6

Answer 2

5,2–х+1,9=5,9–3х
7,1– х=5,9–3х
3х–х=5,9–7,1
2х=-1,2
х=-0,6