Question

7(1.2x-5)+18-x=5.2 pomogite rehit

 

Answer 1

8.4х-35+18-х=5.2

8.4х-х=5.2+35-18

7.4х=22.2

х=3

Answer 2

7(1.2x-5)+18-x=5.2

8,4х-35+18-х=5,2

7,4х-17=5,2

7,4х=5,2+17

7,4х=22,2

х=3