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a fost răspuns

Afla numarul necunoscut din relatia:
[(78:b+5):7+40]:7-300:50=1

Răspuns :

Elakissup3bs9j
[(78:b+5):7+40]:7-300:50=1
[(78:b+5):7+40]:7-6=1
[(78:b+5):7+40]:7=1+6
(78:b+5):7+40=7x7
(78:b+5):7=49-40
78:b+5=9x7
78:b=63-5
78:b=58
B=78/58

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