Question

(3.6-x)-4.9=13.6

x-7.19=-5.14

Answer 1

3.6-х-4.9=13.6 
-х=13.6+4.9-3.6 
-х=14.9/-1 
х=- 14.9

Answer 2

-1.3-х=13.6
х=-1.3-13.6
х=-14.9

х=-5.14+7.19
х=2.05