Question

4(×+0.8)=36
3.8+(×-4.2)=13.6

Answer 1

Ответ:

1)4(х+0.8) = 36

х+0.8 = 9

х = 8.2

2)3.8+(х-4.2)=13.6

х-0.4 = 13.6

х = 14

Answer 2

1)4(×+0.8)=36

4х+3.2=36

4х=32.8

х=8.2

2)3.8+(×-4.2)=13.6

3.8+х-4.2=13.6

х=14