Răspuns :

Răspuns:

x I-----I-----I-----I-----I-----I-----I-----I

y I-----I

x - y = 54 -> 6 segmente = 54

1 segment = 54:6=9

y = 1 × 9 = 9

x = 7 × 9 = 63

y : 63 - 9 = 54

63 : 9 = 7

coroana te rog XD

Dumitrualex639id

Răspuns:

x - y = 54

x : y = 7 => x = 7y

7y - y = 54

6y = 54 => y = 54/6 = 9

x = 7 × 9 = 63

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