Răspunsuri

  • Utilizator Brainly
2014-09-06T20:28:57+03:00
2014-09-06T23:37:09+03:00
A+b=733
b=2a+7

a+2a+7=733
3a+7=733
3a=733-7
3a=726
a= 726/3
a=242

b=2*242+7
b=484+7
b=491 

a+b=733
242+491=733  
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