Matematyka wokól nas klasa 5 zadanie 3 strona 133
3.Rozwiąż równania
a)3a+1 3/4=2 1/5 b) 1 2/3-5c= 1 1/4 c) 1/2p:1 3/4=8
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a) 3a=0.45
a=0.15
b)-5c=-5/12
c=1/12
c) 1/2p=14
p=24
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