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Ingrid18
a fost răspuns

aflati numerele a b si c stiind ca :a+250=800-b=196+c=d-17=500

Răspuns :

a+250=800-b=196+c=d-17=500
d-17=500
d=500+17
d=517
196+c=517
c=517-196
c=321
800-b=196
b=800-196
b=604
a+250=800
a=800-250
a=550
550+250=800-604=196+321=517-17=500

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