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Denisdaniel427
a fost răspuns

{[(7-3)x5-2+3]:7+9}:c=4​

Răspuns :

Dariaioanatohaneanu

{[(7-3)*5-2+3]:7+9}:x=4

[(4*5-2+3):7+9]:x=4

[(20-2+3):7+9]:x=4

(21:7+9):x=4

12:x=4

x=12:4

x=3

Andreea16087
{[4x5-2+3]:7+9}:c=4
[(20-2+3):7+9]:c=4
[21:7+9]:c=4
(3+9):C=4
12:C=4
C=12:4=3

C=3

Succes!

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