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Cum rezolv
32+(2·x-5)=63+14


Răspuns :

32+(2x-5)=77
2x-5=77-32
2x-5=45
2x=45+5
2x=50
x=50:2
x=25

Sper sa te ajute.
aduni 63+14=77
77-32=45
45+5=50
500:2=25⇒x=25