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  • Utilizator Brainly
2014-05-08T18:40:56+03:00
A+b+c=803
a+b=615
b+c=463

615+c=803
c=803-615
c=188

a+463=803
a=803-463
a=340

340+b=615
b=615-340
b=275

Verificare : 340+275+188=803
1 5 1
2014-05-08T18:43:11+03:00
A+b+c=803
a+b=615 => a=615-b
b+c=463 => c=463-b
615-b+b+463-b=803
1078-b=803
b=1078-803=275
a=615-275=340
c=463-275=188