3,4 пунктыпомогитеее

Question

3,4 пунктыпомогитеее

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Comments

948?

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или 949?

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если 949.

Answer 1

3) 1.8m-0.5m=1.3m
1.3m+0.7m=2m 
2*3,94=7,88
4) 0.19z-0.12z=0.07z
0.07z+0.33z=0.4z
0.4*8.2=3.28
3.28-1.92=1.36

Answer 2

949
3)1.8m-0.5m+0.7m=2m 
m=3.94
2*3.94=7.88
Ответ:7.88
4 ) 0.19z-0.12z=0.07z
0.07z+0.33z=0.4z
0.4*8.2=3.28
3.28-1.92=1.36
Ответ :1.36