Question

va rog ajutațima la mate

Answer 1

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Answer 2

22)

19+x≤43

x≤43-19

x≤24

28-x≥11

-x≥11-28

-x≥-17

x≥17

x+38-18<83

x+20<83

x<83-20

x<63

41+x-39<83-77

x+2<83-77

x+2<6

x<6-2

x<4

23)

1)

777-x=327

x=777-327=450

777+450=1227

2)

x-777=327

x=777+327=1104

777+1104=1881