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1973+(x-73)=2135
Va rooooooog


Răspuns :

1973+(x-73)=2135 X-73=2135-1973 X-73=162 X=162+73 X=235
1973+(x-73)=
=2135 X-73
=2135-1973 X-73
=162 X
=162+73
X=235