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55:a= 4 rest 3 94:a=9 rest 4. 55:a=6 rest 1. Vreau raspunaul repedeeee dau coroana

Răspuns :

4a+3=55 ; 4a=52 => a=13
9a+4=94 ; 9a=90 => a=10
6a+1=55 ; 6a=54 => a=9
55:a=4 rest 3
a=55:4
a=13

94:a=9 rest 4
a=94:9
a=10

55:a=6 rest 1
a=55:6
a=9