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a fost răspuns

Afla numerele necunoscute. a) ×+1975-4329=2223 ;b) 3847+×-9647=18542 ;c) 8598-×-2543=1847.

Răspuns :

Spidie
a) ×+1975-4329=2223
x=2223+4329-1975
x=4577

b) 3847+× -9647=18542
x=18542 -3847+9647
x=24342

c) 8598-×-2543=1847.
8598-2543-1847=x
x=4208






DenissaM
a) x+1975-4329=2223
x+1975=2223+4329
x+1975=6552
x=6552-1975=4577

b) 3847 +x =18542+9647
3847+x= 28189
x=28189-3847=24324

c)8598-x-2543=1847
8598-x=1847+2543
8598-x= 4390
x=8598-4390=4008

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