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47-56÷c-11=29 calculeaza

Răspuns :

47-56÷c-11=29
36-56÷c-=29
56:c=36-29
56:c=7
c=56:7
c=8

47-56:c=29+11
47-56:c=40
56:c=47-40
56:c=7
c=56:7
=> c=8

Sper ca te va ajuta. Succes!