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afla numarul necunocut a /2288-a=375+999 b/ 1385+2333=b+1300 c) c-1135=3197+2299 d)4936-835-d=1999

Răspuns :

a) 2288-a=375+999
2288-a=1374
2288-1374=a
a=914

b)1385+2333=b+1300
3718=b+1300
b=3718-1300
b=2418

c)c-1135=3197+2299
c-1135=5496
c=5496+1135
c=6631

d)4936-835-d=1999
4101-d=1999
d=4101-1999
d=2102

a) a=2228-1374

    a=914

b) b=3718-1300

     b=2418

c) c=5496+1135

    c=6631

d) d=4101-1999

    d=2102



Sper ca te-am ajutat ! :)