👤

{[( x-49):4+1]*5+12}:4=125


Răspuns :

{[( x-49):4+1]×5+12}:4=125
[( x-49):4+1]×5+12=125×4
[( x-49):4+1]×5+12=500
[( x-49):4+1]×5=500-12
[( x-49):4+1]×5=488
( x-49):4+1=488:5
( x-49):4+1=97,6
( x-49):4=97,6-1
x-49=96,6×4
x-49=386,4
x=386,4+49=435,4